Multiple choice

Virus consists of

  1. nucleic acid and protein

  2. nucleic acid

  3. orotein

  4. None of these
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A Correct answer
Explanation

Viruses are simple infectious agents consisting of genetic material (either DNA or RNA nucleic acid) enclosed in a protein coat called a capsid. Some viruses also have an outer lipid envelope. This minimal structure allows them to replicate only inside host cells.

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