What are Viruses? | Easy Explanation 🦠

Added: 2026-06-01

[00:00:00]Do you know viruses cannot survive or reproduce without a host cell? Hello everyone, welcome to biology. Today we will understand viruses in simple birds.

[00:00:09]Viruses are microscopic particles that are much smaller than bacteria and cannot be seen with naked eyes. They are considered non-living outside the host body because they cannot perform live activities on their own. Viruses need a living host cell to grow and reproduce.

[00:00:26]Viruses mainly consists of genetic material surrounded by a protein code called capsid. Some common example of viruses are corona virus, HIV and influenza virus. Virus can spread from one person to another and cause many diseases and infection. Symptoms by viral infection may include fever, cuff, weakness and body pain. An important point to remember is that antibiotic do not work against viruses. Proper hygiene, vaccination and immunity help protect us from viral diseases. I hope you understood this topic easily. Don't forget to like, share and subscribe to Biology with T for more easy science concepts. Thank you.