A necropsy postmortem analysis) of a marine sea star that died after it was mistakenly placed in freshwater would likely show that it died because
A) its contractile vacuoles ruptured.
B) it was so hypertonic to the freshwater that it could not osmoregulate.
C) it was stressed and needed more time to acclimate to the new conditions.
D) its cells dehydrated and lost the ability to metabolize.
E) the sea star's kidneys could not handle the change in ionic content presented by the freshwater.
Correct Answer:
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Q1: Q2: The body fluids of an osmoconformer would Q3: Marine vertebrates live in an) environment. Q4: Salmon eggs hatch in freshwater. The fish Q6: Terrestrial organisms lose water through evaporation. Why Q7: Which of the following affects the osmolarity Q8: Which of the following mechanisms contributes to Q9: Tissues of sharks are isotonic to seawater, Q10: Sharks live in seawater. Their tissues are Q11: Which of the following are soluble compounds![]()
A) isotonic
B)
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