Biology

The body temperature of a mammal has to be maintained at a fairly constant level…

The body temperature of a mammal has to be maintained at a fairly constant level because
  • A.
    excessive heat is continually lost by the body to the environment
  • B.
    their body temperature is always higher than that of the environment
  • C.
    evaporation of sweat cools the body
  • D.
    metabolic activities function best at certain temperature
Correct Answer: Option D
Explanation