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BIOLOGY
Viruses have...

Viruses have

A

Prokaryotic nucleus

B

Single chromosome

C

Both DNA and RNA

D

DNA encolsed in a protein coat.

Text Solution

Verified by Experts

The correct Answer is:
D
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Viruses are haploid having only one genome. But Which group of viruses is diploid and have two genomes?

A; Viruses are not an exception to all theory R: viruses are acellular and have no cell machinery

[A] : Viruses are exception to cell theory . [R] : Viruses don't have a defined nucleus and cytoplasm .

[A] : Viruses are not considered organisms . [R] : Viruses lack cytoplasm and metabolic machinery .

[A] : Viruses are obligate parasites . [R] : Viruses can not multiply outside the host .

[A] : Viruses are not included in any kingdom of classification . [R] : Viruses are not cells as they lack cytoplasm .

[A] : Outside the host , viruses do not survive . [R] : Viruses are obligate aerobic .