Botany-DNA Structure
NEET Botany DNA Structure MCQ Question
Type: MCQ-numerical-Medium-Class 12
If the length of the E. coli DNA is 1.36 mm, how many base pairs does it approximately contain, given that the distance between two consecutive base pairs is 0.34 nm?
A
4 million base pairs
B
5 million base pairs
C
3 million base pairs
D
6 million base pairs
Correct Answer
Option A
Detailed Explanation
The length of E. coli DNA is given as 1.36 mm, which is 1.36 x 10^6 nm. Dividing by the distance between base pairs (0.34 nm), the approximate number of base pairs is 4 million.
Found an issue with this question?