Which structures of the digestive system, aside from the small intestine, release substances that help break down food in the small intestine?
O stomach and liver
Oliver and large intestine
O pancreas and liver
O large intestine and pancreas

How does the carbon locked in shells of marine organisms move back to the atmosphere? a. through subduction of deposits and volcanism b. through the process of respiration in these organisms c. through death and decomposition d. through the microbial process of ammonification e. through chemical reactions in acidifying oceans