The List Below Shows Possible Metabolic Responses of a Mammal

Multiple Choice

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 fluctuates between its upper and lower critical temperatures.

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