NEET 2004 Biology question

In a mutational event, when adenine is replaced by guanine, it is a case of -

(1)Transcription
(2)TransitionCorrect
(3)Transversion
(4)Frameshift mutation

Answer: (2)

Solution

Adenine and guanine are both purines. Replacement of one purine by another purine (A to G or G to A), or one pyrimidine by another (C to T), is a transition; replacement of a purine by a pyrimidine or vice versa is a

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Question ID VK-089465