Which Feature Is an Important Adaptation of Animals to Cold

question 240

Multiple Choice

Which feature is an important adaptation of animals to cold climates?

• A) Shivering at higher ambient temperatures
• B) Thinner layers of body fat
• C) Reduced density of fur or feathers
• D) Reduced surface area-to-volume ratio
• E) Increased flow of blood to the skin

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Definitions:

Complex Adaptions

Traits that have evolved through the specific and intricate interplay of multiple genetic and environmental factors to solve specific problems of survival or reproduction.

Sex Pili

Hair-like appendages on the surface of bacteria used to transfer genetic material between cells during conjugation.

Exogenous DNA

DNA that originates outside an organism and can be introduced through viruses, horizontal gene transfer, or genetic engineering.

Spiracles

Small openings on the surface of some animals, especially insects, used for breathing.