What is the Human Microbiome Composed Of

Question

What is the human microbiome composed of?
A)Microbes that live in the intestinal tract of humans.
B)All the microbes that cause disease in humans.
C)All microbes that live on or within the human body.
D)Microbes that contribute to the health of humans.
E)Microbes that live on human skin.

Accepted Answer

The human microbiome is composed of all microbes that live on or within the human body, including those on the skin, in the mouth, and in the intestinal tract.

Answer: D
 While some microbes may cause disease in humans, not all of them do. The microbiome also includes microbes that contribute to human health, such as those that aid in digestion and produce important vitamins.