Which of the following genera include bacteria with stalks?
A. Campylobacter
B. Vibrio
C. Rhizobium
D. Caulobacter
Answer: D
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All of the following are examples of irreversible enzyme inhibitors except
A) herbicides. B) pesticides. C) monoamine oxidase inhibitors. D) aspirin. E) natural poisons.
The muscular digestive organ of birds in which food is ground into small bits is the
a. lumen b. gizzard c. crop d. stomach e. cloaca
Why has cystic fibrosis persisted at such a high
percentage in some populations?
a. affected individuals reproduce before the disease is fatal b. there is an advantage to being a carrier c. recessives have a higher fitness than dominants d. it is an easily treated disease e. the symptoms disappear in early adulthood
An essential nutrient is specifically a nutrient that your body ________
A) needs to grow B) needs to function C) cannot make by itself D) cannot store