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  • Assertion: Blunt-ended fragments are harder to ligate together  Reason: there are no single-stranded overhangs to hold the DNA molecules in position<div class='qna-opti

Assertion: Blunt-ended fragments are harder to ligate together 

Reason: there are no single-stranded overhangs to hold the DNA molecules in position

Option: 1

Both Assertion (A) and Reason (R) are true and Reason (R) is a correct explanation of Assertion (A).


Option: 2

Both Assertion (A) and Reason (R) are true but Reason (R) is not a correct explanation of Assertion (A).


Option: 3

Assertion (A) is true and Reason (R) is false.

 


Option: 4

 Assertion (A) is false and Reason (R) is


Answers (1)

best_answer

DNA ligase is able to connect blunt-ended segments to one another. Because there are no single-stranded overhangs to keep the DNA molecules in place, blunt-ended fragments are more difficult to ligate together (the ligation reaction is less effective and more likely to fail).

Option 1 is the correct answer. 

Posted by

SANGALDEEP SINGH

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