Define conscience in bilogy form.[will give 500+points and brainlesst if right]

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.

Which of these is a provisioning service people get from the ocean

Is dna the same in every cell in the human body explain your answer