In pools below waterfalls, where predation is ________, male guppies are ________, whereas in pools above waterfalls where predation is ________, male guppies are ________.
A. high, drab colored, low, more colorful
B. low, more colorful, high, drab colored
C. high, more colorful, low, drab colored
D. low, drab colored, high, more colorful
Answer: A
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The Arctic has been a key research area for the study of predator/prey dynamics in the community because:
A. there are more predator/prey examples in the Artic. B. the Arctic has only one species of predator. C. Arctic communities are generally smaller in size. D. there is a greater number of species in the Arctic. E. predator/prey interactions work differently in the Arctic than in other types of habitats.
What causes the hypocotyl of dicots to straighten?
a. light b. gravity c. wind d. wind e. soil
What characteristics does an organism have to possess to be a good genetic model?
What will be an ideal response?
This pancreatic enzyme breaks triglycerides into glycerol and fatty acids
A) maltase B) trypsin C) carboxypeptidase D) lipase