The genes, which are confined to differential region of $Y$ chromosome only, are called
Mutant
Autosomal
Holandric
Completely sex-linked
An inactive repressor produced by regulator gene that does not block the operator site in the tryptophan Operon is called
Barbara McClintock is famous for her work on
Which plant was used by Taylor to prove semiconservative replication at chromosomal level?
The pairing of bivalent synapsis occur in