NEET2021Zoology-DNA Base Pairing
NEET 2021 Zoology Chargaff's Rule MCQ Question
Type: MCQ-numerical-Medium-Class 11
If Adenine makes 30% of the DNA molecule, what will be the percentage of Thymine, Guanine and Cytosine in it?
A
T : 20 ; G : 30 ; C : 20
B
T : 20 ; G : 20 ; C : 30
C
T : 30 ; G : 20 ; C : 20
D
T : 20 ; G : 25 ; C : 25
Correct Answer
Option C
Detailed Explanation
In DNA, Adenine pairs with Thymine, so if Adenine is 30%, Thymine is also 30%. The remaining 40% is divided equally between Guanine and Cytosine, making them 20% each.
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