Use the drop-down menus to indicate which endocrine structure is being described in each case.
is an endocrine and exocrine gland that secretes juices with enzymes for
digestion.
help with protection and digestion in the mouth.
secretes bile for digestion.
secrete tears to moisten eyes and protect them from particles and infection.
regulates water, salt, and temperature.
help to form a protective barrier on the skin.

The movement of tectonic plates in two different locations is shown below: two blocks labeled location a and location b are shown. at location a the top layer of the block shows two horizontal arrows pointing towards each other. small dunes are shown in the middle between the two arrows. the block labeled b has a vertical line in the middle. on the left of the line there is an arrow pointing down. on the right of the vertical line there is an arrow pointing up which statement is most likely true? subduction may occur in both locations. earthquakes may occur in both locations. subduction may occur in location a only and a volcanic eruption may occur in location b only. an earthquake may occur in location a only and a volcanic eruption may occur in location b only.

In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

Why do carbohydrate molecules function so well as fuel for the body?