First Line of Defense May Be Described as

Multiple Choice

First line of defense may be described as

A) intact skin, mucous membranes, sebum, tears, and so forth.
B) the release of prostaglandins and leukotrienes in response to microbes.
C) damage resulting in cell lysis.
D) nonspecific leukocytes that secrete toxins onto the surface of virally infected cells.
E) the coating of a pathogen by complement.