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Question: Answered & Verified by Expert
A given double stranded DNA molecule is 1,00,000 base pairs long. The length of this DNA molecule will be
BiologyMolecular Basis of InheritanceNEET
Options:
  • A 10,000 nm
  • B 3.4 ×104 nm
  • C 104 nm
  • D 2,00, 000 nm
Solution:
1687 Upvotes Verified Answer
The correct answer is: 3.4 ×104 nm
The length of this DNA molecule will be 3.4 ×104 nm because one complete spiral of the helix is 3.4nm ( 34A° ) long and has 10 base pairs.

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