The body's innate defenses against infection include
A. several specific antibodies.
B. barriers such as dead skin cells and mucus.
C. increased production of certain hormones and changes in microcirculation.
D. memory cells.
Answer:B
The body's innate defenses against infection include
A. several specific antibodies. B. barriers such as dead skin cells and mucus. C. increased production of certain hormones and changes in microcirculation. D. memory cells.