Weegy: Free market economies offer distribution methods for goods and services based on - PRICE. (More)

Weegy: Ghrelin is a hormone produced mainly by P/D1 cells lining the fundus of the human stomach and epsilon cells of the pancreas that stimulates hunger. Ghrelin levels increase before meals and decrease after meals. [ ] (More)

Weegy: Ghrelin is a hormone produced mainly by P/D1 cells lining the fundus of the human stomach and epsilon cells of the pancreas that stimulates hunger. Ghrelin levels increase before meals and decrease after meals. [ ] User: The liver and pancreas secrete enzymes which help digestion in the Weegy: The pancreas secretes enzymes that help digestion in the duodenum. However, the liver does not secrete enzymes. [ It secretes bile which helps pancreatic enzymes breaking down fat and aids in fat and vitamins A, D, E and K absorption, but there are no enzymes involved. ] (More)

Weegy: You decide to eat one more chip. The change in the total amount gained that comes from this action is the - MARGINAL BENEFIT. (More)