If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is 6.6 10 9 bp, then the length of the DNA is approximately

1. A. 2.5 meters
2. B. 2.2 meters
3. C. 2.7 meters
4. D. 2.0 meters

Attempt this NEET 2020 Biology question free — pick an option to reveal the correct answer and a step-by-step explanation. Then join NEET Mastery Quest to practise 15,000+ PYQ and 2027-syllabus questions.