Which Statement Concerning the Microbiome on the Human Body Is

Multiple Choice

Which statement concerning the microbiome on the human body is false?

A) Most bacterial species are human pathogens.
B) Ten percent of cells in the human body are human cells; the rest are microbes (mostly bacteria) .
C) An increased frequency of autoimmune diseases has been linked to the changing diversity and composition of our microbiomes.
D) Microbial communities affect the expression of our genes.
E) Human infants largely acquire their original microbiomes at (and shortly after) birth, and these early microbiomes are critical for lifelong health.