The salivary glands located just anterior to the ear are the ________ glands.

A) parotid
B) submandibular
C) buccal
D) labial
E) sublingual

The megaspore in seed plants will develop into the

A) seeds.
B) spores.
C) pollen grains.
D) mature female gametophyte.
E) mature male gametophyte.

Young adult white-crowned sparrows are motivated to match their song as closely as possible to that of their neighbors. This is an example of a(n)

A) developmental explanation.
B) physiological explanation.
C) adaptive value explanation.
D) explanation relating to evolutionary history.

Most water is reabsorbed from the filtrate in the ________.

A) proximal convoluted tubule
B) descending loop of Henle
C) ascending loop of Henle
D) distal convoluted tubule
E) collecting duct