What are the possible causes of digestive system disorders like diarrhea and constipation? .
a- a disorder in excretion of water by the large intestine.
b-a disorder in absorption of water by the large intestine.
c-a disorder in release of digestive enzymes by the large intestine

In order for you to hold your breath, your nervous system must send messages to your a. respiratory system b. digestive system c. heart in your cardiovascular system d. check in your muscular system

Which hypothesis most likely explains the results at 60°c and 70°c

Bob, a nutritionist who works for the university medical center, has been asked to prepare special diets for two patients, susan and tom. bob has decided that susan's meals should contain at least 320 mg of calcium, 17 mg of iron, and 42 mg of vitamin c, whereas tom's meals should contain at least 280 mg of calcium, 13 mg of iron, and 34 mg of vitamin c. bob has also decided that the meals are to be prepared from three basic food