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 $6.6 \times 10^{9}$ $bp,$ then the length of the $DNA$ is approximately
$2.7$ meters
$2.0$ meters
$2.5$ meters
$2.2$ meters
Histones are rich in the basic amino acid ...............and........
Which one of the following makes use of $RNA$ as a template to synthesize $DNA$
The two strands of $DNA$ are held together by
What is the function of histones in $DNA$ packaging ?
If the sequence of one strand of $DNA$ is $5^{\prime}$ $A T G C A T C G 3'$ , find the sequence of complementary strand in $5^{\prime} \rightarrow 3^{'}$ direction