NEET2022Botany-Molecular Basis of Inheritance
NEET 2022 Botany DNA Structure MCQ Question
Type: MCQ-numerical-Medium-Class 12
If the length of a DNA molecule is 1.1 metres, what will be the approximate number of base pairs?
A
3.3 × 10⁶ bp
B
6.6 × 10⁶ bp
C
3.3 × 10⁹ bp
D
6.6 × 10⁹ bp
Correct Answer
Option C
Detailed Explanation
The length of DNA is calculated using the formula: length = number of base pairs × 0.34 nₘ. For 1.1 meters, the number of base pairs is approximately 3.3 × 10⁹.
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