The scrotum reacts to temperature. When it is cold, the scrotum shrinks, pulling the testes against the body to keep them warm. When it is hot, the scrotum relaxes, lowering the testes away from the body. This contractile ability of the scrotum can either raise or lower the temperature of the testes by a few degrees, ensuring that the optimum temperature for sperm production is maintained.
Answer:
well 5% around US so it would affect alot of people in a way because if People don't get the vaccine people will be affected
<span>An endocrine gland secretes its products, for example, hormones, directly into the blood but a</span><span>n exocrine gland secretes its products for example enzymes, into ducts that lead to the target tissue.
I hope this helps!!</span>
Answer:
by helping it every time and working hard
