During inflammation, tissue damage activates ____, which release ____
a. cytotoxic T cells; cytokines
b. macrophages; histamine
c. mast cells; histamine
d. neutrophils; cytokines
e. eosinophils; chemokines
ANSWER: c
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What will be an ideal response?
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Bdellovibrio
A. prey on other bacteria. B. are parasites of plants. C. may fix nitrogen. D. are photosynthetic.
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