Can you name another genetic variation among humans that might be an adaptation to the environment? Why do
you think it fits the category of adaptation?

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Why is excretion necessary to maintain homeostasis?

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems