The body's first line of defense against microorganisms is/are the:
A) immune system.
B) inflammatory response.
C) skin and mucous membranes.
D) hypersensitivity response.
Answer: C
The body's first line of defense against microorganisms is/are the:
A) immune system.
B) inflammatory response.
C) skin and mucous membranes.
D) hypersensitivity response.
Answer: C