Multiple Choice
First line of defense may be described as
A) the release of prostaglandins and leukotrienes in response to microbes.
B) damage resulting in cell lysis.
C) intact skin, mucous membranes, sebum, tears, and so forth.
D) nonspecific leukocytes that secrete toxins onto the surface of virally infected cells.
E) the coating of a pathogen by complement.
Correct Answer:

Verified
Correct Answer:
Verified
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