The diagram shows a nucleic acid in the shape of a helix

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions

Which feature of a human community is similar to a niche in a biological community