Question

In which way viruses are exception of cell theory?

Answer 1

Viruses can be considered to be alive as they depend upon hosts to replicate their DNA from RNA. They are much smaller then cells. But cell theory states that " all living cells are made of cells that are fundamental unit of life". So, a virus is not made up of cells.

Answer 2

Answer:

virus are exception because viruses are alive only until they are inside host cell they are considered to behave dead when outside the host cell