A key physiological adaptation that allows wood frogs to inhabit northern latitu

Question

A key physiological adaptation that allows wood frogs to inhabit northern latitudes in North America is:

A)

the use of ice nucleating agents to prevent intracellular freezing

B)

the evolution of antifreeze glycoproteins

C)

the use of specialized heater muscles to warm the blood stream

D)

the ability of this organism to hibernate

the use of ice nucleating agents to prevent intracellular freezing

B)

the evolution of antifreeze glycoproteins

C)

the use of specialized heater muscles to warm the blood stream

D)

the ability of this organism to hibernate

Explanation / Answer

B. The evolution of antifreez glycoproteins.

Antifreez glycoproteins prevent the freezing of blody fluids and thus, allow some animal species to live at colder regions.

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