Assertion (A) : When a restriction enzyme made a staggered cut in DNA, overhanging stretches or sticky ends are formed.
Reason (R) : Some restriction enzymes cut the strand of DNA a little away from the centre of palindromic site.

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

(A) is correct but (R) is not correct

(A) is not correct but (R) is correct

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

answer is A.

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Detailed Solution

Restriction enzymes cut the strand of DNA a little away from the centre of palindromic site resulting in the formation of sticky ends.

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