The original source of salicylic acid, the pain-relieving substance in aspirin, was ____

a. resin from conifers
b. leaves from bamboo
c. bark from willow trees
d. fibers from flax plants
e. seeds from yew trees


ANSWER: c

Biology & Microbiology

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If a researcher used Escherichia coli DNA polymerase instead of Thermus aquaticus DNA polymerase in the PCR procedure, what would be the result?

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Biology & Microbiology