At the end of replication,the contribution of nucleotides from mother $DNA$ is . . . . . . percent.

Which of the following processes is related to reverse transcription?

Okazaki fragments are joined in correct sequence by

$DNA$ polymerase enzyme is required for the synthesis of .......

If a hybrid $DNA$ $(^{14}N-^{15}N)$ is allowed to undergo replication twice in a medium containing nucleotides with $^{15}N$ base,then what proportion of light,heavy,and hybrid $DNA$ will be obtained respectively?

What does the experiment of Matthew Meselson and Franklin Stahl suggest?