What are the major problems associated with the production of nuclear energy? air pollution
depletes natural resources
hazardous wastes potential reactor accident
water pollution

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256

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.

What is the next step in muscle contraction after the actin changes shape? (apex)