Freshwater fish
a. lose water from their bodies.
b. Lose salt from their bodies.
c. must keep the salt concentration of their bodies lower than that of freshwater.
d. must keep the salt concentration of their bodies equal to that of freshwater.
e. must drink water to maintain dilute body fluids.
B
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True or false: Bushmen hunters exploit the effects of physiological stress by forcing their prey to run when the temperature exceeds the animal's core temperature
A. true B. false
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