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Molecular Basis Of Inheritance

Question
CBSEENBI12047193

The length of DNA having 23 base pair is

  • 78 Ao 

  • 78.4 Ao.

  • 74.8 Ao 

  • 78.2Ao

Solution

D.

78.2Ao

The paired bases are 'stacked' on the inside of the double helix with one base pair every 3.4 Angstrom (0.34 nM). There are slightly more than 10 base pairs (bp) per full turn of helix.