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Q.

Given below are two statements.

Assertion (A): The probability of occurrence of DNA variations would be high in non-coding DNA sequence.

Reason (R) : Mutations in non-coding DNA sequences may not have any immediate impact in an individual’s reproductive ability and keep on accumulating generation after generation.

In the light of the above statements, choose the correct answer form the options given below.

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a

Both A and R are true, R explains A.

b

Both A and R are true, R does not explains A.

c

A is true, R is false.

d

Both A and R are false.

answer is A.

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Detailed Solution

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As mutation occurring in non-coding regions do not affect the reproductive ability of the organisms, they keep on accumulating over generations and the probability of these variations occurring is high in non-coding regions.

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