Under Normal Circumstances,the Microbiota of the Skin is Kept in Check

Question

Under normal circumstances,the microbiota of the skin is kept in check by
A)a pH above 8.
B)a slightly acidic pH.
C)phagocytic activity.
D)excessive moisture.

Accepted Answer

The normal microbiota of the skin is kept in check by a slightly acidic pH (around 5.5) of the skin, which limits the growth of potentially harmful bacteria.