How do the mouth and stomach play a role in mechanical digestion

Microbes in the gut ferment fiber and complex carbohydrates and form vitamins, short chain fatty acids and

True or false? the usa has one of the safest food supplies in the world

Which statement best illustrates that problem solving can create new medical devices? robert hooke was in charge of verifying the information that was sent to the royal academy. william harvey did experiments with apes to learn about the circulatory system. the stethoscope was invented because the physician did not want to put his head on women's chests to listen to their heart and lungs. anton van leeuwenhoek was a very curious man and looked at just about everything under this microscope.