In 2012, Scientists Discovered That Colonies of Single-Celled Organisms Can

Multiple Choice

In 2012, scientists discovered that colonies of single-celled organisms can be found in high numbers in the human gut. Scientists are particularly concerned with the colonies that produce methane, as methane in the human gut can be linked to constipation and irritable bowel syndrome (IBS) . The scientists can classify these colonies as belonging to the domain

A) Archaea.
B) Bacteria.
C) Eukarya.
D) Protista.