Microorganisms Exhibit Genomes Contained on _______

Question

Microorganisms exhibit genomes contained on _______.
A) chromosomes
B) plasmids
C) mitochondrial DNA
D) chloroplast DNA
E) All of the choices are correct depending on the type of microorganism observed.

Accepted Answer

Microorganisms can have genomes contained in chromosomes, plasmids, mitochondrial DNA, and chloroplast DNA, depending on the type of microorganism. Chromosomes are the main genomic DNA in both prokaryotes and eukaryotes. Plasmids are small, circular DNA molecules found in bacteria and some yeasts. Mitochondrial DNA is found in the mitochondria of eukaryotic cells, including those of microorganisms. Chloroplast DNA is found in the chloroplasts of photosynthetic organisms, including algae and some bacteria.