Answer:
I'm sure you'll find your answer some time soon
Answer:
Sweating helps cool down the body. Water is released through glands in the skin, evaporates off the skin and the body is cooled. During exercise, muscles heat up more, so more sweat is needed.
Explanation:
Evolution:
. Natural selection
. prehistoric times
. fossils
. certain body parts
. animals that are different but have similar traits
