In terms of $DNA$ and $RNA$ structure, what is a nucleotide?
A nucleotide is a heterocyclic base.
A nucleotide is a sugar molecule covalently bonded to a heterocyclic base.
A nucleotide is a sugar molecule bonded to phosphate group and a heterocyclic base.
A nucleotide is a heterocyclic base bonded to phosphate group.
During $DNA$ replication, Okazaki fragments areused to elongate
"Cytochimeras'' means
Which of the following is the simplest amino acid
Plasmids are composed of