Which statement about using solar energy is correct?
a. it depletes the sun’s radiation
b. it does not affect earth systems
c. it relies on engineering solutions
d. it does not consume natural resources

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 function does a limb serve in each animal how are the limb bones of the four animal similar based on the similarities what can be inferred about the evolution of the poor animals

Which label identifies the part of the atp molecule that changes when energy is released in the cells of all living things