This video presents a comprehensive NEET 2026 model paper solution session covering key biology concepts including gas exchange in lungs (partial pressure gradients), muscle contraction mechanisms (A band unchanged during contraction), thyroid hormone functions, fossil evidence for evolution, neural conduction (myelin sheath and saltatory conduction), cardiac cycle physiology, melatonin and circadian rhythms, arthropod characteristics, notochord development, artificial insemination, sound production in males, placental function, human evolution, flame cells in flatworms, Mendelian genetics, degenerate genetic code, muscle tissue identification, Human Genome Project goals, DNA helical structure stability (base stacking interactions), progesterone effects on menstrual cycle, blood group inheritance, oral contraceptive mechanisms, male reproductive system functions, mRNA polyadenylation, malaria transmission, RNA polymerase function, protein structure levels, kidney functions, Mendelian ratios, anamnestic immune response, palm wine production, mRNA untranslated regions, genetic code concepts, female kitten coat color inheritance, microbial characteristics, amino acid classification, atrial natriuretic factor, test cross principles, sodium-potassium pump mechanism, blood formed elements, Drosophila sex determination, epithelial cell junctions, contraception methods, fetal development stages, blood group compatibility, ovarian follicle development, 5S RNA transcription, nucleotide linkages, smoking effects on oxygen availability, white blood cell types, and spermatogenesis.
Deep Dive
Prerequisite Knowledge
- No data available.
Where to go next
- No data available.
Deep Dive
RE-NEET 2026 | MODEL PAPER SOLUTION ZOOLOGY | PW KERALA
Added:Hello. Good morning. Very good morning.
Good morning everybody.
Okay. Krishna. Hi. Good morning. Good morning. Very nice. Good morning.
Okay.
throughout max.
So yes question practice.
Good morning everybody. Very good morning.
All of you please join minutes.
Aul Hoy.
Hi my dears. Good morning my dear neat aspirants. Three neat aspirants future doctors.
Good morning everybody. Good morning.
Good morning.
Okay.
Physics.
So let's start withology.
Let's start fresh. Okay.
hours.
No tension, no worries, no stress, no anxiety.
Max.
Angel. Good morning. Good morning. Uh Diga, good morning. Good morning everybody.
Okay. So, let's start to good morning. Good morning.
Okay.
Anyway, start.
Let's start.
First question.
First question. Which of the following statements are correct?
Correct statement. Okay.
So, we have the first question here.
Which of the following statements are correct? And ensure Okay.
Maximum questions discuss. Okay. So the first question partial pressure of oxygen involve partial pressure of oxygen invol is lower than in atmospheric air. Partial pressure of carbon dioxide in alvoli is higher than in atmospheric air. Oxygen diffuses from blood to alvoli. Carbon dioxide diffuses from alvoli to blood.
Important answer.
Answer.
No.
You said it is B.
Speed, accuracy, time management.
Competitive. Competitive. Competitive.
Yes.
Option B. Option A management C. First question noa. Partial pressure of oxygen in alvoli is lower than in atmospheric air. Statement correct.
Partial pressure of carbon dioxide in higher atmospheric air.
Pressure inhalation.
Oxygen diffuses from blood tool.
reduces from carbon dioxide.
So both of these statements are wrong.
Answer option A correct. So the right answer for this question is option A.
Option A. Okay.
It's a hle request.
Okay.
During muscle contraction, the a band remains unchanged because a band act ions are absent. Adam is not used.
Meiosin filaments do not change length.
Important.
Okay.
Right.
Yes. Very good. Option D. Meiosin filaments do not change length.io.
Okay.
Identify the given below diagram and select the correct option.roid parathyroid. Okay. function. Peptide hormone tetrain secret hormone thyroxine secretion increases calcium absorption from the digested foodyroid.
Second part check time management is very important.
Accuracy is also important. Speed correct answer.
Uh what is what is 14?
What is T4?
Tyroxine T4 T4 T4 Tyroxine.
Okay.
Yes. Option D. Jini Rahul.
Yes. Very good. Done.
Okay.
Second statement.
Moving on to the next question. Okay.
Assert question. Assertion.
So assertion for provide evidence for evolutionary transitions. Okay. They show morphological similarities among unrelated species only. Reason find out.
Okay.
Fast fast.
Accuracy management.
Ryan A.
for us.
Fossil evidence fossils provide evidence for evolutionary transition. Statement correct. Okay.
They show morphological similarities among unrelated species only.
similarities among unrelated species.
Morphologated species.
similarity only because biology is the science of exceptions.
Only exclusively always please request. Okay.
Is this evolution or fossil? They show morphological similarities among unrelated species only.
Yes. Yes. Yes.
So this is wrong.
So A is true but B is false. Option D is the right answer. Clear.
Which of the following statements are correct? Okay. No problem.
Which of the following statements are correct? Myin sheath increases speed of conduction. N of brand beer facilitates saltatory conduction. Impulse transmission in chemical signup is birectional. Neurotransmitters are released at the sinaptic clft. Okay.
Correct option statements.
Please identify the correct statements.
Okay.
Muhammad B.
Oh, come allow me to answer for you.
Please. Please. Come on.
Thank you.
I feel sad.
I feel sad.
Why this is happening?
It's wrong.
Milin sheath increase speed of conduction. Okay.
Facilitate salt conduction. Okay.
Okay.
No problem.
Impulse transmission chemicals.
Okay.
This is wrong.
Okay.
Neurotransmitters are released.
Neurotransmitter.
Okay.
AB option A.
Okay.
Which statement are correct?
Which statements are correct?
Heart circulation completely.
uh joint diastol is the longest pace.
Atrial systol contributes maximum ventricular filling. AV walls close at the beginning of ventricular systol.
Semile lunar walls close at beginning of ventricular sysl.
Character statement identify. Wake up.
Make it fast. Make it fast.
Fast.
Do it fast. Do it fast.
Fast.
very important circulation human physiology equally important you angel angel D so sad I don't know even I don't know Completely explain completely joint is the longest contract atrium relaxation contract relaxation together.
Okay.
completely the longest. Okay.
Atrial contributes maximum ventricular filling.
Atrium contra maximum ventricular filling.
Is that true? Atrial contributes maximum ventricular filling.
actually.
Okay.
Ma'am already.
Okay. Yes.
AV walls close at beginning of ventricular system. AV AVA close at the beginning of ventricular systol.
Okay. Yes.
Back.
Semi lunar walls close at the beginning of Okay. Yes, semi lunar walls closed at the beginning. So that statement is wrong.
Okay. So A correct C correct. A correct C correct.
Atrial system contributes maximum ventricular filling.
Okay.
Yes. I had Abdul. I had Abdul.
Silly mistake. Silly mistake because always 5 minutes only for this question only for that 5 minutes.
Okay.
I won't say.
Okay.
You can find the answer.
Find out. Find out. Take your textbook and find out.
Find it out.
Vega Mlay.
Next question.
Completely explain completely explain completely atrial 30% filling Ah, there we go.
Come on.
options.
But you didn't listen.
Maximum blood almost 70%.
Okay. Ah yes so the statement is wrong clear about 70 to 80% of ventricle filling occur passively during joint diastol atrial system only contribute the remaining yes maximum 30 right answer option circulation confusion A person exposed to prolonged darkness shows increased secretion of melatonin which primarily affects prolonged exposure prolonged uh exposure to prolonged darkness glucose regulation calcium metabolism reproductive hormone secretion only biological rhythms and sleep Wake cycle.
Come on. Come on.
D.
Yes. Very good. Biological rhythms and sleep.
Which feature is correctly matched with already and features.
So do this parely. Ash helmas filmm ash helmmindas which feature is correctly mased pseudo xylom and complete digestive system segmentation and metameism radial symmetry and diploastic organization true zoom and closed circulation.
Okay.
Ji slow then why you deleted it? Option A correct system is option A. Okay.
Which of the following is correctly matched? Correct matcha code extends throughout life.
Vertebrator and autocode replaced by vertebral column. Euro codeta not present only in l he coda not code present in adult stage. Okay veum wum come on.
Uhhuh. Option B.
Babu D.
Option B.
Aisha Data extends throughout life. Okay. Correct.
vertebrae only. Okay.
Simple concept. Option D.
Okay.
A couple opts for a method where seven is artificially introduced into the female reproductive tract without kitus.
This technique is this technique of art is known as artificial insemination in vitro fertilization. Zifter.
Okay.
Correct.
Okay. Fine.
JCam 45 minutes and both and complete speed improve speed improve. Yes.
Artificial insemination.
Which structure in responsible for producing sound in male? Okay.
Responsible for producing sound in male.
Sexual feature.
I should go to temple for ne exam and I should pray for students.
Okay.
Acting as sound receptor vocals acts connected to buckle cavity tempanum vibrating externally tongue movement.
Okay. With this answer yes very easy.
Easy. Vocal sack connected to buckle cavity. Okay. Vocal sound.
Which statement is correct regarding plac?
It produces no hormones.
It allows for premixing of maternal and fetal blood. It functions only as a physical barrier. It facilitates exchange of materials between mother and fetus without direct mixing of blood.
Rahul miss athetic aesthetic.
Okay. Yes. Very good. Very good.
It facilitates exchange of material between mother and fetus without direct mixing of blood hormone producing only as physical barrier. Option Dus which of the following statement correctly reflects human evolution?
Human evolution statement are direct ancestors of modern human.
Okay.
Uh evolution stopped after appearance of homo sapiion. Modern humans evolved from ants African ancestors with gradual changes. Humans evolved independently in different continents.
Okay.
Correct answer.
C.
Okay.
There we go. Correct.
Sorry.
Direct evolution stopped after appearance of homos. No, still the evolution happening ongoing process. Humans evolved independently modern humans evolved from African ancestors with the gradual changes.
Okay.
Uh evolution of human like erectus sap.
skin first grass like painting evolution. discuss.
Okay.
Okay.
The presence of flame senses associated with flame cell digestion moles respiration arropoda circulation analid excretion and osmo regulation flame cell associated flame cell flame cells associated with flame cell. Ah yes very good.
Uh Ji user Midu Krishna. Very good. Very good.
Osmo excretion flame cells.
Which of the following is incorrectly matched regarding frog? Incorrect match.
Hypatic portal system carries blood from liver to intestine. Tempyanum hearing or cloica common chamber for digestive orary and reproductive system.
excretion.
Okay.
Rion A.
Okay. Come on.
A answer.
Hypatic portal system. carries blood from liver to intestine.
Okay. So this statement is wrong.
Okay.
Menal cell.
Okay. Okay. Okay. Okay. D.
Mendle cell F2 homozygous dominant plants. Analyze the progeny till F4 primarus dominant plants.
Okay.
Verify law of independent assortment.
Confirm true breeding nature of dominant plan. Check presence or absence of linkage. Verify law of segregation.
Do it fast.
Come on. Cook.
Sure or no? Jaganath Ji.
Is that sure?
Yes.
True breeding nature of dominant plant.
True breeding inheritance.
Which situation best supports Darwinian natural selection rather than Lamarcism?
rather than statement acquired traits are transmitted to offsprings. Pre-existing variation become advantages under environmental pressure. Continuous use strengthens organ organs which are inherited.
Organisms develop traits in response to need and pass them on.
Answer fastum.
Okay. Jagen uh Raji Rahul Krishna may be very good pre-existing variations.
selection.
So, next question.
Okay.
Assertion. Genetic cord is known as degenerate. Important. Okay. Genetic cord is known as degenerate. Multiple codons can encode the same amino acid.
Okay. Hypole. Hypole. Hi.
20.
Okay.
Okay. Yes.
Answer is a genetic code is known as degenerate.
That's true. Multiple codons can encode the same amino acid.
Okay.
Okay.
explanation.
Use that technique. Okay. Multiple codons can encode the same amino acid.
Okay.
Genetic cord is known as degenerate.
So it is proper explanation.
using the technical term.
So it is a correct explanation and the right answer is option A.
reason is not the correct.
Multiple can the same amino acid ass Okay.
Yes.
A muscle tissue shows striations but involuntary control and branched fibers.
This combination indicates connective tissue due to matrix. Cardiac muscle due to intercolated disc and rhythmic contraction. Smooth muscle due to absence of skeletal muscle due to voluntary control. Find out you find out you find find you find you find find B striations control branch fibers. This combination indicates okay B. Yes.
interalated disc contraction. Okay.
Okay.
Which of the following were some important goals of human genome project?
Okay.
For example, okay.
Okay.
One for one amino acid that is an ambiguity.
Clear? Okay. Which of the following are some important goals of human genome project? Approximately 20,000 to 25,000 genes are to determine the sequence of three billion chemical base pairs to improve tools for data analysis. Option D, all of these are correct statements.
Apart from presence of hydrogen bond, which of the following confers stability to the helical structure of DNA?
This is important.
Remember that two strands of DNA have antipar polarity two chains are coiled in right-handed fashion the play of one base pair stacks over the other in double helix there are roughly 10 base pairs in each of DNA helix okay identify identify important important very important important concept Step on it.
Come on.
Come on.
Very important.
Yes. H. Okay.
Come on.
See, I will explain it. Okay. See? Sure.
Okay.
Do I want to explain this?
Come on. Come on.
Okay. Okay.
Okay. Yes. Apart from hydrogen bond, which of the following confers stability to hel structure of DNA?
Okay.
Okay. Two strands of DNA have anti polarity.
Okay.
That's okay.
stability.
Okay. Two chains are called in right-handed fashion. Left-handed fashion the plane of one base pair stacks over other incoalent bondalent stacking interaction.
base stacking interaction. Base stacking interaction. This is a kind of noncoalent bond. Okay.
The plane of one base pair stacks over the other double helix.
Okay.
books.
That is the kind of non-coalent interaction which is known as base tracking interaction. Okay.
correct stack. There is a kind of very minute force working as stacking interaction. Okay.
There are roughly 10 of DNA. Okay.
Okay. Yes. So the answer is option C.
Okay. Okay. Okay. Okay.
If progesterone levels remain high throughout the menstrual cycle without decline, the most likely effect would be if progesterone levels remain high throughout the menstrual cycle.
Progesterone level pregnancy.
Okay. The most likely effect would be continuous ovelation, degeneration of entorium, increased deficit, suppression of ventration, maintenance of endometrium. If progesterone levels remain high throughout the menstrual cycle, yes. Option D. Option D. Suppression of menration and maintenance of endometrium.
Pregnancy Pregnancy suppression of menration and maintenance of endometrium. Option D. Okay.
Next question. In blood group inheritance difference in A and B blood group is due to blood group. A blood group of B blood group. Okay. Different reason. Presence of different proteins on RBC. Presence of different sugar polymers attached to plasma membrane of RBC. Co-ominance of genes. Absence of nucleus in mature RBC. Okay. I'm sitting here.
Do it fast.
B.
Krishna Rahul. Okay. Yes.
Okay.
Sugar polymer.
combined oral contraceptive pills are effective Because come on. Come on.
Okay.
Effective because they destroy zygote after formation. Kill sperm directly.
Inhibit ovulation by affecting hormonal balance. Prevent entry of sperm physically.
Okay.
See be oral contraceptive. There we go. Oral contraceptive poppt.
Right answer.
Okay. Okay. Okay.
Destroys after formations formation oral contracept inhibit ovulation by affecting hormonal balance prevent okay progesterone progesterone estrogen combinations hormones these pills are hormones progesterone only progesterone plus estrogen combination Okay. Okay. Okay. Progesterone progesterone estrogen combination hormones right.
So answer uh so answer inhibit ovelation by affecting hormonal balance or ovelation affecting hormonal balance.
Clear.
Which pair is correctly matched in terms of function?
Which pair is correctly matched in terms of function?
Which pair is correctly matched in terms of function?
Prostate gland correct match prostate gland sperm transport. Test sperm storage. Epidiverse sperm maturation was different sperm production.
Okay. Pattern answer.
Dishna DBC Hindu reproductive system.
Check it. Prostate gland. Sperm transport sperm storage production sperm maturation difference production transport mainly storage maturation So the right answer is option C.
Okay.
During tailing process of mRNA in ukarots adinate residues are added at a three dash end in template independent manner in template dependent manner using RNA polymerase always after splicing.
Okay.
Template independent manner. Template dependent manner using RNA polymer is always after splicing. Important important importish then Satish new member to our family.
Ji Biano Ji template dependent manner.
No. Answer is option A.
Okay.
RNA 3 enter.
Exone. Exone.
Sorry.
Exone.
Poly Amelu that is happening in template. it independent manner. Okay.
Clear Ji Ji and Rahul. Is that clear?
Clear.
Clear.
A disease is transmitted by a nighting mosquito and involves a proise of infecting RBCS. This distinguishes it from den or chicken ba because okay nighting mosquito and involves a proto inc.
Okay. Here the feature denis caused by protoa and spread at night. Chicken gona is bacteria and spread by male mosquito.
Malaria is caused by plasmodium and spread by female anophilus. All are caused by viruses.
Option C. Yes.
Okay.
Malaria protot.
I will give you a short break.
5 minutes break.
5 minutes break.
Restart set.
Restart set.
Restart set.
Okay.
Okay.
Okay. Okay. Okay. Okay.
Okay.
Statement based question. Two statements. RNA polymerase is only capable of catalyzing the process of elongation during transcription. It associates permanently with the sigma and row factor to initiate and terminate transcription respectively.
Okay.
theorem RNA polymerase is only capable of catalyzing the process of elongation during uh transcription. It associates permanently with the sigma and row factor to initiate and terminate transcription respectively. Veum both statements are true.
Hu statement true statements are true.
Okay. Very good. Very good.
This is how you are going to make mistakes.
RNA polymerase is only capable of catalyzing the process of elongation during transcription. Yes.
Okay.
Okay.
What is this?
Statement one is true, two is false.
Okay. It associates permanently with sigma factor.
Okay.
The primary structure of protein is determined by primary structure of protein. Primary, secondary, tertiary, The primary structure of proton is determined by primary secondary tertiary.
Primary is determined by interaction between R groups forming 3D shape folding into helix and plated sheet.
Sequence of amino acid linked by peptide bond. Association of multiple polyeptide chains.
Say you say you c see C. Yes. Sequence of amino acid peptide level.
The role of vaserect kidney is to rect absorb glucose secrete hormones maintain osmotic gradient in medula filter perfectly glucose hormones.
Nazi Google.
Okay.
Okay. Okay. Very good. Osmotic balance.
Okay. Very good. Very good. Very good.
Very good.
deposits in the earth formed mainly by amphibian of the plant kingdom. Giant fonts and tyrannosaurs deposits mainly formed. Call deposits mainly formed by Call deposits mainly formed by Yes. Confusion giant steropites.
Okay. Statement one.
The 1x4 is to 1x2 is to 1x4 ratio of capital. Capital E is to capital A small D is to small D. Small is mathematically condensed to the form of binomial expression x + bx whole square. Mendle crosspollinated the f_sub_2 plants.
Mental crosspollinated plans.
C.
Okay.
Okay. Correct.
1 is to 2 cross.
So right answer is option C.
uh 3 is to1 phenotypic ratio in f_sub_2 rules out 3 is to1 phenotypic ratio in f_sub_2 rules out complete dominance monohybrid cross incomplete dominance none of these ah yes statement one is true and two is false Okay.
Okay.
Okay. Selfpollination. Very good. Very good. Okay. 3 is to1 phenotypic ratio in f_sub_2 rules out.
Yes.
No.
No.
Why?
31 ratio rules out to one phenotypic ratio.
for rules out.
Okay.
Complete dominance.
Capital D, capital D, capital D, small T, small T, small D.
Okay.
Right. Like dominance capital completely dominating over.
Okay.
Okay. So, okay. No worries. No issues.
Anomnistic response is triggered under which of the following conditions?
Anomnistic response, human health and disease. Okay.
Situation. Anomnistic.
Anomnistic response.
When the pathogen enters the body for the first time, when the body fails to retain memory of a previous exposure, when the same pathogen infects the body again, second or subsequent exposure encounter, when the body generates an enhanced primary immune response, anomistic response response What is this?
Memory encounter with the same pathogen for the second time.
Exposure response. Secondary immune response due to memory cells response.
And bladder lab great white mixed up mainly bony fishes like fishes that is cartilagenous. Okay.
A beverage prepared by which of the following processes?
Fermentation of bamboo shoots in a certain regions of North India.
Fermentation of bamboo shoots in certain regions of South India. Fermentation of fish, soya bean and bamboo shoots.
Fermentation of sap obtained from palm trees.
Very good. Very good. Fermentation of sap from palm trees to production. Okay.
Good.
The untransated regions in mRNA are present. Untransated regions in mRNA.
Before stop and after start. Before start and after stop. Before start and before stop. After start and after stop code. Okay.
Okay. Yes. Before start and after stop code on Adinavi Sadhisha Rahul user.
Very good. Very good. Before start and after stopon option B. Very good. Okay.
From the given list of statements number correct statement. Okay. Statement correct number of character statements.
Replication and transcription are easy to conceptualize on the basis of complimentarity. Replication of transcription.
George Gamo suggested that genetic or should be made up to three nucleotides.
Polynucleotide phosphorase is also known as severo enzyme. A UG and A codes for methion UA UG UG are stop terminator.
Okay.
How many statements are correct?
Option A 1 2 3 4 5 correct answer. Okay, that's okay.
Wrong statements.
Replication transcription easy to conceptualize on the baside phosphorus.
Okay. A call for methion ag.
So this is wrong. So option wrong. So totally three statements are correct.
Confusion. Okay, very good.
Female keura represents an example of female keton incomplete dominance, pleotropy, polygenic inheritance, co dominance.
Okay. Example female keonora.
Fenale ketonora is an example of Penale ketonora is an example of B.
Sure.
Yeah.
Which of the following statement is not correct?
Not correct statement. Microbes like a bacteria and many fungi can be grow on nutrative media to form colonies that cannot be seen with the naked eyes. lab play very beneficial role in checking diseases using microbes. Microbes are present even at sites where no other life could uh possibly exist. The technology of biogas production was developed in India mainly due to the efforts of Indian Agriculture Research Institute and Kadian Village Industries Commission KVIC.
Okay.
Hi Balaja G. Hi. Hi. I'm here. I'm just sitting here because this is a very big question. So I thought of sitting. I'm having little back pain.
Okay. So that's why I'm uh sitting sometimes for big questions. I'm taking a small rest by sitting here. Okay. You can answer. I will come back soon. After answering after you guys answering I will come back. Yes. Not correct. I am here. Not correct. Okay. So microbes like a bacteria and many fungi can be grown on nutrative media to form colonies that cannot be seen with the naked eyes.
Beneficial knowledge checking diseases causing microbes even at sites where no other life could possibly exist. Yes.
I so that is also right. So the right so the right answer that means the wrong statement among these statements is option A. Okay. Yes. Yes. Very good.
Glycine, valin, insulin, alcohol containing amino acid, neutral amino acid, simpst.
Okay.
You me no cup.
CM glycine simplest amino acid insulin homopolyacrate simplest amino alcohol containing serin valid neutral amino acid. Okay.
A4 A4 option A4 B2 B2 B2 Yes B2 Option D C 3 D1 Okay, right answer is option D.
D.
Okay.
Atrialic factor AF helps in lowering blood pressure by which of the following mechanisms?
Mechanism atrialic factor blood pressure?
Stimulating adrenal cortex to release aldoststerone inducing dilation of blood vessels. Causing constriction of blood vessels. stimulating JG cells to secrete rein. Okay.
blood pressure. So the answer is option B.
Okay. So in a test cross homozygous recessive parent is always used because in a test cross homozygous recessive parent is always used because homozygous recessive parent is always used because it produce only dominant offspring. It increases variation. It mass dominant it reveals hidden genotype.
Okay. D.
Yeah.
like it produces only dominant offspring. It increases variation. It mass it reveals the hidden genotype that means option D bal. Okay. Yes. Hi Bala G. Okay. Next one, sodium potassium pump across membrane actively transports active transportation. In case of sodium potassium pumps, how many number of sodium how many number of potassium is transported and what is the direction of sodium and potassium transportation of these ions. Okay.
Okay.
No. How tests? Tescross is a kind of testing. No, it is just testing.
linkage and recombination.
Try experimentage and recombination.
number.
So re combination and crossing over nonpar combination.
So combinations combinations yes combination recombination crossing combination.
Okay.
Principles of inheritance and molecular basis.
Okay.
Three sodium and two plus inside.
Which of the following is incorrect?
Incorrect. Platelets equal to 1 lakh 50,000 to 3A 50,000 m per millm minus 3. Okay. Blood formed elements plus plasma. uh formed elements WBC plus platelets plus RBC granulosytes or lymphocytes plus monocytes incorrect statement.
Okay. 1 lakh 50,000 to 3 lakh 50,000 m cube option D yes correct incorrect statement sorry that Strong. Okay. Good morning Rajpadi. Ah yes Rajpadi. I remember you.
Your name is Jashuant. No Jesuan.
Yesterday you were the So your name is Jashuan, right? I remember you. Okay. D.
Okay. Good. So the next question.
Drosophilanogaster.
Show which type of sex determination mechanism? Drosophila sex detx X0 Z W XXYloid sex determination. Yes, I remember yesterday you were there during the last part of the session. Okay.
Sex determination mechanism. Yes, very easy. It is XXXY type of sex determination. Just like humans. Like humans.
What type of epithelial? Yes. Just like humans.
What type of epithelial cell junction facilitate the cells to communicate with each other? Cell communication possible.
Epithelial cell junction. Gap junction.
Adhering junction. Tight junction. More than one option is correct.
fora Krishna Habisha new member Habisha hi Dr. connection completely more than one option is right.
Which of the following methods of contraception is considered most efficient but least reversible?
reversible.
Yes, okay. So best method but not much reversible withdrawal method, physical barrier method, sterilization technique, oral contraceptive pills. Which one?
Which one?
Which one?
Yes. Vasctomy and tubctomy surgery process.
Okay. Yes. Very good.
The developing fetus becomes covered with fine hair during which stage of pregnancy? Body covered with fine hairs of the fetus. Say the time period. Yes.
Okay.
By the end of the photo by the end of second month, by the end of first month, by the end of second trimester, by the end of 12 weeks.
Answer is option C. Yes, very good.
Direct question.
A person has both A and B antigen.
A ant on the surface of the RBCS and does not have anti orb antibody.
How many different types how many different blood groups from the given options can donate blood to this person options?
A O B and A.
Okay. Answer you. Answer you.
Okay.
answer.
Cighthu All of you are giving the wrong answer.
A person has both A and B antigen present on the surface of their RBC RBC plasma membrane.
That means blood group.
A blood group.
universal recipient.
Okay.
Okay. Okay.
Yes. So the right answer is option A.
Okay. Identify the correct labing of the diagrammatic section view of the ovary given below.
Okay.
C in primary stage. Bertary follicle characterized by fluid fil cavity called D corpus lutium secretes large amount of progesterone.
Okay.
to you. You fast, fast, fast.
Sure.
Sure. Sure.
computer.
Okay.
Okay. Download.
Okay.
Yes.
Yes.
Maybe we might be starting with itself.
Okay ma'am. Uhhuh. Okay. Okay. Next week you are coming to Kerala. Welcome. Welcome to Kerala. Okay. A graphine follicle showing and no graphine and tertiary.
C primary usage stage releasle characterized by fluid cavity called corpusium secret large amount of progesterone correct large amount of progesterone here.
Sorry. Say Dusin.
Okay. So, answer is option D.
5S RNA differs from 5S RNA uh as it is transcribed by transcribe different as it is transcribed by polymerase 3 polymerase one polymerase 2 none of these 5S rna differs from 5 RNA as it is transcribed by okay Raji Raji I don't know why not we will sort it out. Okay.
Okay.
So five RNA differs from 5R RNA as it is transcribed by RNAR RNA differs from 5 SRNA as it is transcribed by RNA transcribe. Go and check. Go and check first.
RNA.
Be sure always I'm saying revise this like examples example linkage in DNA is formed between phosphodiester linkage is formed between two nucleotides on different strands two adjacent nucleotides two adjacent nucleotides sugar and nitrogenous base okay first linkage.
Phosphotides on different strands. Two adjacent nucleotides. Two adjacent nucleotides.
Sugar and nitrogenous base.
First, come on.
First answer, improve your speed, accuracy, and time management with the diagram.
two adjusted two nucleotides and different strands.
Hydrogen bonducid nitrogen hydrogen bond Wrong. To address the nucleioide plus sugarly bond. Okay. Sorry. glycoseric bond.
Okay, clear assertion and reason. So assertion, smoking leads to reduced oxygen availability in the body. Smoking elevates the level of carbon monoxide in blood and increases the amount of oxygen bound to hemoglobin.
Nucleotide triphosphate like phosphateucleotide.
Sorry.
Okay.
Okay.
Yes. Smoking leads to reduced oxygen availability. Elevates the level of carbon monoxide increases amount of oxygen. Oxygen.
Okay. So A is true and B is false. Okay.
A type of cranoite which constitute 60 to 65% of lucosytes are 60 to 65%.
Few more questions.
Okay. A type of ground loyite which constitute 60 to 65%age of gluccoides involved in inflammatory reaction.
Fagocyitic cells which destroy foreign organisms entering the body are the most abandoned cells of the total two and three morning to evening.
So I think we will start withology itself by 9. Okay.
Okay. So answer yes who have the fagocyitic property who destroy foreign organisms entering the body. Okay.
Both two and three are the most abundant cells of the total RBC.
RBC WBC yes you're waiting for the battle I'm also waiting for the battle actually I'm waiting for your examination okay examination and after examination you have to come and comment on these slides how these lives are useful to you and I want to see how much of our predictions you will get surprised Okay. Okay. Okay.
Okay. So, answer is option B.
Find out how many last question. Last question. Last question. How? Find out how many spermatics are formed from two secondary spermatite and four primary spermatite.
But important concept from two secondary spermatite and four primary spermatite at the end form.
Come on.
and secondary spermatiotic divisionally primary spermat.
Okay. So two into how many? Two secondary spamite and four primary spermatite.
two secondary spermatite.
Okay.
B. Yes.
4 into 4 16. So the answer is option B.
Okay.
So let's wind up otherwise we will wind up yes and 16 clear anybody otherwise I'm going to wind up okay So important concepts.
How many spermatits are formed from two secondary spermatite?
Secondary spermatite.
Secondary spermatite four primary spermatite primary spermatite.
So secondary spermite.
Okay.
Second division. So that means total 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 totally. Okay. So four and 16.
Clear. Clear.
Clear.
Clear.
Clear.
Concluding conclud set. Okay.
So thanks for today. So okay max important last.
So the most important 200 questions in 2 hours 2 and 1/2 hours or subject 2 and 1/2 hours. So important 200 questions.
Okay. Bye. So bye. Bye-bye. Take care.
Thank you.
Related Videos
I Found 7 Golden Orb Spider In The River !! Spiny Spider, Weaver orb Spider
insect_geography
1K views•2026-06-16
Your nose is more than a breathing tube...
HealthInSeconds_1
2K views•2026-06-16
Why do marmots always look so dramatic
CodeFauna
3K views•2026-06-16
Your Axolotl Is a Salamander That Never Grew Up
dailywildreports
661 views•2026-06-17
King Vulture: The Colorful King of the Rainforest Skies!
NatureChirps-05
185 views•2026-06-18
The Biggest Lies In The Animal Kingdom!
InfiniteFactssofficial
1144K views•2026-06-15
Humpback Whale, Whale Shark, Great White Shark and Mako Shark Giant Ocean Adventure for Kids
EvieWildTales
5K views•2026-06-18
Thunder Mountain in Juneau, Alaska
Raven-Orix
1K views•2026-06-14











