Organisms that live in freshwater and marine biomes have developed unique adaptations that aid in their survival. Which of the following adaptations would be more useful for an animal in a marine biome than for an animal in a freshwater biome? a.
flippers and flattened tails
b.
smooth, nearly furless body
c.
streamlined body
d.
tolerance to high levels of salinity

D

Explanation:

Salinity is the measure of saline or the amount of dissolved salt there is in a body of water. Having a tolerance to salinity is helpful and more useful to the animal in the marine biome because there is more salt present than in a freshwater biome.

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