When stung by a bee, Jackie goes into anaphylactic shock. This should be quickly treated with
A. interferon.
B. epinephrine.
C. cytokines.
D. histamine.
E. a vaccination.
Answer: B
Biology & Microbiology
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A. more chlorophyll production B. less mesophyll tissue C. more air spaces D. lacking an epidermal layer E. lacking mesophyll tissue
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The reservoir of infection for botulism and tetanus is
A. humans. B. soil. C. water. D. animals. E. soil AND water.
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The Krebs cycle turns ________ times per glucose.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Variation among pre-cells was due to ________
A) genetic drift B) natural selection C) the bottleneck effect D) mutation
Biology & Microbiology