Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Given below are two statements
Assertion
A
: Hydrolysis of DNA does not form equal number of 
and 
and 
Reason (R): In DNA adenine forms hydrogen bonds with thymine and cytosine forms hydrogen bonds with guanine
The correct answer is
Both
and 
are correct and 
is the correct explanation of 
and and Reason (R): In DNA adenine forms hydrogen bonds with thymine and cytosine forms hydrogen bonds with guanine
The correct answer is
Both
and are correct and is the correct explanation of B
Both 
and 
are correct but 
is not the correct explanation of 
and are correct but is not the correct explanation of C
is correct but 
is incorrect D
is incorrect but 
is correct
Text Solution
Verified by ExpertsThe correct answer is:
D
The pairing of the two helices of DNA is such that A pairs with 
and 
pairs with 
, through hydrogen bonding.
Thus, number of 
number of 
number of 
number of 
Therefore, statement in Assertion is wrong and Reason (R) is correct.
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