Q.

Given below are two statements: One is labelled Assertion(A) and other is labelled Reason(R).

Assertion (A) : Each restriction endonuclease recognizes a specific palindromic nucleotide sequences in the DNA.
Reason (R): The palindrome in DNA is a sequence of base pairs that reads same on the two strands when orientation of reading is kept different. 

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

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a

Both (A) and (R) are true and the (R)  is the correct explanation of the (A).

b

Both (A) and(R) are true, but (R) is not the correct explanation of the (A).

c

(A) is true, but (R) is false.

d

Both (A) and (R) are false.

answer is C.

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Detailed Solution

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(A) is true.  Each restriction endonuclease recognizes a specific palindromic nucleotide sequences in the DNA.

(R) is false. The palindrome in DNA is a  sequence of base pairs that reads same on the two strands when orientation of reading is kept same.

Hence A is true but R is false.

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