This is an image of borealis seen in Norway.  In which layer of the atmosphere do the Northern Lights (Aurora Borealis) occur?

In Florida, the average person uses  85 gallons of water per day. Where does most of this water come from?

Two types of protein in the body are

The primary function of protein in the diet is to supply

An apple contains a type of soluble dietary fiber called

Protein plays an important role in the body

Digestion of starch component of a peanut butter sandwich begins in the

End products of fat digestion do not include

A food relatively high in saturated fat is

An example of a food that contains a high level of saturated fatty acids is