The organisms in a community are interdependent. what does this mean?

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

What is the 77 element on the periodtic table

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.