Crossing over takes place at a stage between
Leptotene and diplotene
Pachytene and diplotene
Zygotene and pachytene
Zygotene and diplotene
The total number of nitrogenous bases in human genome is estimated to be about
The prokaryotic genetic system contains
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
In man sexlinked characters are mainly transmitted through
Assertion: $mRNA$ attaches to ribosome through its $3'$ end.
Reason: The $mRNA$ has $F-$ capsular nucleotide and bases of lagging sequence.