Freshwater lakes will turn over in:
a. the fall only
b. the winter
c. the spring only
d. the summer
e. both the fall and spring
e
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How is a balanced polymorphism maintained in a population?
What will be an ideal response?
Temp and growth rate
What will be an ideal response?
One theory for the formation of proteins on the primitive earth suggests that they formed on
a. sedimentary rock. b. igneous rock. c. mud. d. bodies of water. e. clay.
In contrast to regulators, animals that are conformers:
A. are able to alter their immediate external surroundings in order to maintain homeostasis. B. have a feature of their internal body composition that matches their external surroundings. C. require large stores of ATP to maintain homeostasis. D. cannot adapt to the external environment. E. cannot live in extremely cold environments, such as the Antarctic Ocean.