A) \[5\times {{10}^{9}}\]
B) \[1.7\times {{10}^{9}}\]
C) \[3.4\times {{10}^{9}}\]
D) \[1.7\times {{10}^{5}}\]
Correct Answer: B
Solution :
\[1\text{ }m\text{ }=\text{ }{{10}^{10}}\,\overset{{}^\circ }{\mathop{A}}\,\] and pitch of one turn of double helix of DNA is \[34\,\,\overset{{}^\circ }{\mathop{A}}\,\] in which 10 base pairs are present.
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