What do glycine, leucine, and lysine all have in common? They are the building blocks of proteins.
They have an important role in the heart.
They have a role in the functioning of the stomach.
They store equal amounts of energy in their bonds.

50 pts plz what is the physical state of matter of baking soda.

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

Why does ammonia, nh3, behave as a base when it reacts with an acid? z