The grouping of human chromosomes is based on
Secondary constrictions alone
Dot-like satellites alone
Banding patterns alone
All the above
Which of the following is the simplest amino acid
Which of the following is not required during post transcriptional processing in eukaryotes?
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
Enzyme aminoacyl synthetase is responsible for
$c-DNA$ can be formed by