A polypeptide is produced as dictated by $mRNA$, the number of bases on the $mRNA$ that code for the polypeptide portion containing $N$-terminal amino acid and next $13$ amino acid is
$26$
$36$
$42$
$39$
During transcription holoenzyme $RNA$ polymerase binds to a $DNA$ sequence and the $DNA$ assumes a saddle like structure at the point. What is that sequence called
Process of reverse transcription was discovered by Temin in
Lampbrush chromosomes are found inside
The mean diameter of $DNA$ double helix is