The list below shows possible metabolic responses of a mammal to environmental temperature change.Choose the most likely response of a mammal when the environmental temperature begins at its lower critical temperature and decreases by 3°C-5°C.
A) Increased metabolic rate
B) Decreased metabolic rate
C) No change in metabolic rate
D) Initial decrease in metabolic rate followed by an increase
E) Death

Question

Quizplus · Accepted Answer

When the environmental temperature drops below the lower critical temperature, mammals typically increase their metabolic rate to generate more heat and maintain their body temperature.

The List Below Shows Possible Metabolic Responses of a Mammal