Question

What is virus ??????​

Answer 1

Answer:

A virus is a small parasite that cannot reproduce by itself. Once it infects a susceptible cell, however, a virus can direct the cell machinery to produce more viruses. Most viruses have either RNA or DNA as their genetic material. The nucleic acid may be single- or double-stranded.

Explanation:

Hii

Answer 2

Explanation:

a living thing, too small to be seen without a special instrument (microscope), that causes disease in people, animals and plants

(मनुष्‍यों, पशुओं और पौधों में) रोग उत्‍पन्‍न करने वाले सूक्ष्‍म (विषाक्त) जीवाणु, विषाणु, वाइरस