Question

Microbes that colonize the skin need to be resistant to __________ salt and __________ ph.

Answer 1

The correct answer is C).high salt and low pH. Sweat glands pump out saline solution as a means of cooling the body as well as removing waste (sweat). Human skin typically has a pH of 5.5-5.9 with major issues at higher or lower pH (e.g., eczema)