The plasmid

Options

A. helps in respiration
B. genes found inside nucleus
C. is a component of cell wall of bacteria
D. is te genetic part in addition to DNA in microorganisms

Answer

D

Explanation

(d) Plasmids are small, self-replicating, extrachromosomal, non-essential genetic elements in bacteria. Each plasmid has a ring of circular, supercoiled, double stranded DNA. They carry genes for replication and for one or more cellular non-essential functions. These are also called minichromosomes or dispensable autonomous elements.