Which of the following is(are) true of leukocytes
A) They have very long life spans.
B) They are mostly located in the bloodstream, which they use as a rapid means of transport to peripheral tissues.
C) They are attracted to the specific chemical stimuli emitted by invading pathogens, damaged tissues, and other white blood cells.
D) They enter peripheral tissues through the openings in fenestrated capillaries.
E) All of the answers are correct.
Correct Answer:
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