Question

Are viruses smaller than bacteria?

Answer 1

Bacteria:

1. Unicellular, prokaryotic organisms without organelles and a true nucleus.
2. The size of a typical bacteria is 1 µm to about 5 µm
3. Example- Salmonella, Lactobacillus, etc.

Viruses:

1. Infectious agents that replicate inside a host's body.
2. They are neither living nor non-living.
3. Viruses are pathogenic because they need to hijack the cellular machinery of living cells to multiply.
4. Viruses are smaller than bacteria.
5. The size of a typical virus is 20 to 200 nm (diameter).
6. By looking at the size of typical bacteria and viruses, it can be said that viruses are smaller than bacteria.
7. Examples- monkeypox virus, hepatitis C virus, HIV, rabies virus, etc.