NEET Biology question

Which of the following statement is not true for retroviruses?

(A)DNA is not present at any stage in the life cycle of retrovirusesCorrect
(B)Retroviruses carry gene for RNA dependent DNA polymerase
(C)The genetic material in mature retroviruses is RNA
(D)Retroviruses are causative agents for certain kinds of cancer in man

Answer: (A)

Solution

This statement is false (not true), since retroviruses do have a DNA stage in their life cycle — their RNA genome is reverse-transcribed into DNA (via RNA-dependent DNA polymerase/reverse transcriptase) and integrated into the host genome as a

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Question ID VK-088026