D, all of the above. Your body sweats when it gets too hot to cool the body, and shivers when it gets too cold to heat the body. The nervous system is responsible for sensing everything in and around the body.
Glucagon works to counterbalance the action of insulin . About four to six hours after you eat , the glucose Levin your blood decrease, triggering your pancreas to produce glucagon this hormone signal your liver and muscle cells to change the storage glycogen back into glucose.
Meteors is the correct answer. I’m just going to talk more to get this 20 word limit over so yeah no problem
Testosterone is the principal male sex hormone.
Yes, because even though other trees produce more oxygen, the small trees will still produce some oxygen. On top of this there are more small trees than big trees, so even though they make less oxygen, in whole they end up making more when added together!