42. Osmoregulation and Excretion
Osmoregulation and Excretion
Multiple Choice
Multiple ChoiceOsmoconformers are animals that __________.
A
expend considerable energy in matching concentrations of their body fluids with those of their marine environment
B
rely on the digestive, respiratory, and excretory systems to remove excess salts and water from their bodies
C
spontaneously absorb water through the body surface and lose solutes in urine
D
spontaneously lose water through body surfaces and must actively unload ions and drink water to maintain osmotic homeostasis
E
have an internal environment isoosmotic with their external environment
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