Question

write the characteristics of viruses

Answer 1

They have spikes, which helps them to attach to the host cell.
They are non cellular.
They do not respire, do not metabolize and do not grow but they do reproduce.

Answer 2

Characteristic of viruses are-:

● Viruses are extremely minute that is they are 1-100 times smaller than bacteria and can only be Seen under electric microscope.

● Viruses is a found on the form of independent particles

●Viruses is a long molecules of DNA and RNA covered by a protein coat.

● Viruses survive only in living plants and animal cells and produce their own proteins with the help of host cell and create their numerous replica .

● Viruses cause many diseases to plants and animals .

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