Answer:
the pancreas helps secretes hormones such as blood sugar-regulating homones like insulin and glucagon. pancreas also secretes enzymes into your digestive tract through a duct in your duodenum.
This is more of an opinion based question. We can't really help you. Sorry
Carbohydrate provides 4 calories per gram, protein provides 4 calories per gram, and fat provides 9 calories per gram.
Early civilizations used plants as medicine.