STANDARDBotany-Genetics
STANDARD Botany DNA Structure MCQ Question
Type: MCQ-conceptual-Medium
Which is not consistent with double helical structure of DNA?
A
A = T, C = G
B
Density of DNA decreases on heating.
C
A + T/C + G is not constant.
D
Both (a) and (b)
Correct Answer
Option C
Detailed Explanation
The base ratio A + T/C + G is constant for a given species. The density of DNA decreases on heating due to hydrogen bond breakdown.
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