The ileum and jejunum are suspended by folds of the peritoneum known as the that contains an extensive vascular and nervous network

Types of scientific inquiry that biologist engage in that cannot be completely controlled

What is the problem in this article? what solution does the article propose?

What happens as electrons move along the chain of molecules known as the electron transport chain? they gain energy, which causes atp molecules to lose phosphate groups. they gain energy, which causes h *ions to join with oxygen to produce water. they lose energy, which is then used by the cell to make atp. they lose energy, which is then used to break down atp.