Curare is a poison that was used by South American Indians on their arrowheads. Curare blocks the action of the neurotransmitter acetylcholine. How did the action of curare make hunting easier for these Indians?
A. Blocking acetylcholine shut down cellular
respiration and killed organisms.
B. The prey were paralyzed.
C. The hunted animals bled to death.
D. Curare interferes with the spontaneous
depolarization of heart muscle cells.
B
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