Question

why do polar bears need to increase their metabolism in cold weather rather than decrease it? (1 point)
reduce muscle strain
protect against external temperature
generate body heat for survival
conserve energy during winter

Explanation:

Metabolism is related to heat - generation. In cold weather, polar bears need to maintain their body temperature for survival. Increasing metabolism helps generate more body heat to counteract the cold environment.

Answer:

C. Generate body heat for survival