Homeotherms invest energy to maintain a constant body temperature across most of the range of environmental temperatures they encounter,except in the range of environmental temperatures
A) that allow them to sweat. B) that constitute their thermoneutral zone. C) above 45°C. D) they encounter at night. E) below 0°C.
As the environmental temperature in a closed,empty chamber increases (from 15°C up to 25°C),the internal temperature of a conformer such as a lizard _______,and that of a regulator such as a mouse _______.
A) increases;increases B) decreases;increases C) increases;stays the same D) decreases;decreases E) stays the same;decreases