How do polar bears maintain homeostasis in freezing cold weather? (1 point)

Question

Responses

Their thick fur retains heat.
Their thick fur retains heat.

Their metabolism speeds up to produce heat.
Their metabolism speeds up to produce heat.

Their metabolism slows down to preserve heat.
Their metabolism slows down to preserve heat.

Their thick skin insulates the internal organs against the cold.

Answer 1

Polar bears maintain homeostasis in freezing cold weather primarily through their thick fur, which retains heat. Therefore, the most accurate response is:

Their thick fur retains heat.

While their metabolism also plays a role in thermoregulation, the thick fur is a key adaptation for insulation against the cold.