In negative feedback, the variable being regulated is changed in the ________ direction, while in positive feedback the variable is changed in the ________ direction.
A. inhibitory; stimulatory
B. decreasing; increasing
C. same; opposite
D. opposite; same
E. negative; positive
Answer: D
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Indicate whether the statement is true or false.
Which statement best characterizes the life cycle of cnidarians?
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Which large animals were wiped out by the Cretaceous extinction?
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