Individuals, such as veterinarians, who work closely with farm animals treated with antibiotics tend to carry ____ as a
result.
a. lethal bacteria
b. bacteria vulnerable to all antibiotics
c. bacteria vulnerable to some antibiotics
d. bacteria resistant to Flavomycin® but not vancomycin
e. more antibiotic-resistant bacteria
ANSWER: e
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With ____ selection(s), the allele frequency
will shift in a consistent direction.
a. directional b. stabilizing c. disruptive d. frequent e. mutational
The use of information in DNA to produce proteins in the cytoplasm is ________.
Fill in the blank(s) with the appropriate word(s).
During Hurricane Marilyn, 15 green iguanas were blown out to sea from the island of Guadalupe. They floated on mats of vegetation for several weeks until they landed on the island of Anguilla. If these green iguanas evolve reproductive barriers and become a new species, this would be an example of:
A) allopatric speciation B) sympatric speciation C) postzygotic barrier D) a miracle E) none of the above
Which phosphorylation mechanism for recharging ADP to ATP is incorrectly matched with its description?
A) Substrate-level phosphorylation: A phosphate is transferred to ADP from a high-energy substrate after passing through an electron transport chain. B) Photophosphorylation: Passes electrons energized by solar energy through an electron transport chain C) Oxidative Phosphorylation: Passes electrons stripped from nutrients through an electron transport chain D) The descriptions for oxidative phosphorylation and photophosphorylation are incorrectly matched. E) The descriptions for oxidative phosphorylation, photophosphorylation, and substrate-level phosphorylation are incorrectly matched.