The term ‘gene' refers to
Sequence of amino acids in protein
A linkage group
A part of $RNA$
A portion of $DNA$
Splicing is necessary for preparing a mature transcript and its movement to cytoplasm. It requires
The enzyme $DNA$ polymerase was discovered by
Chromosomes can be stained with
In order to calculate map distance of genes on a chromosome, one must know the
There are special proteins that help to open up $DNA$ double helix in front of the replication fork. These protein are