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  • GCET Mock - 5 (Bio)
  • One turn of the helix in a B-form DNA is approximately
Multiple choice

One turn of the helix in a B-form DNA is approximately

  1. 20 nm

  2. 0.34 nm

  3. 3.4 nm

  4. 2 nm

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

One turn of the helix in a B-form DNA is approximately 3.4 nm. 

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