Amino acids are linked together by ____ bonds
a. phosphodiester
b. disulfide
c. glycosidic
d. hydrogen
e. peptide
ANSWER: e
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Which of the following behavior patterns is limited
to the most highly evolved animals? a. imprinting b. insight learning c. fixed action patterns d. instinctive behavior e. classical conditioning
Imagine that an experiment uses a mutant version that increases the enzyme's affinity, or ability, to bind its substrate. What effect would the mutant version of the enzyme likely have on the Km?
A.) the Km would not change at all ( no effect) B.) the Km would move to the left (decrease) C.) the Km would move to the right (increase)
The health risk of a pathogen is determined by its transmissibility and its virulence.
a. true b. false
Purple sulfur bacteria and filamentous sulfur-oxidizers both
A. accumulate sulfur as intracellular granules. B. fix nitrogen. C. produce oxygen from carbon dioxide. D. use gliding motility.