Can someone try and help me solve these 3 problems? If you know one or two of them you can still answer. Thank you!

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder

Which of the following is caused by reproductive isolation within a species? a. a decrease in gene flow b. an increase in genetic flow c. a decrease in genetic drift d. an increase in gene flow