O-LevelBiologyCoordination & Response5090/12 · May/June 2021 · Q201 Mark
Which response will happen if a person walks into a cold environment?
AHair erector muscles cause the body hairs to lay flat on the skin.
BMore blood flows in the capillaries near the surface of the skin.
CLarge body muscles contract and relax rapidly.
DThe sweat glands produce a larger amount of sweat.
✓ Correct answer
C: Large body muscles contract and relax rapidly.
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