A gene is said to be dominant, if
It is never expressed in any condition
It is expressed only in heterozygous condition
It expresses its effect only in homozygous stage
It is expressed both in homozygous and heterozygous conditions
The accessibility of promoter regions of bacterial $DNA$ in many cases regulated by the interaction of proteins with sequences termed
Beadle and E.L. Tatum performed classical experiment on Neurospora crassa to explain
An unfertilized human egg contains
Telomerase is an enzyme which is a
During replication of a bacterial chromosome $DNA$ synthesis starts from a replication origin site and