What Is the Difference in the Adaptation of a Sled

question 5

Multiple Choice

What is the difference in the adaptation of a sled dog's (such as a Husky) thick coat of hair to help it withstand the cold temperatures of Arctic winters and a dog that adapts to cold temperatures in the fall by growing a thickened coat? The adaptation of the sled dog best describes adaptation at the ____________ level while the dog exposed to seasonal colder temperatures has _____________.

• A) regional; natural selection at the individual level
• B) individual; physiological modifications at the population level
• C) population; physiological modifications at the individual level
• D) species; natural selection at the population level
• E) ecosystem; physiological modifications at the individual level

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