Principle of Inheritance and VariationHard

Question

Which of the following statements is not true for retroviruses?

Options

A.DNA is not present at any stage in the life cycle of retroviruses
B.Retroviruses carry gene for RNA dependennt DNA polymerase
C.The genetic material in mature retroviruses is RNA
D.Retroviruses are causativ agent for certain kinds of cancer

Solution

Retroviruses are so named becuase they contain enzme reverse transcriptase or RNA dependennt DNA polymerase. The genetic material of these viruses is RNA.eg, Rous, Sarcoma virus.

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