Molecules * 2 points
a. react with acids and bases to keep pH in a range
b. made from repeating units of mostly identical compounds
c. group of atoms held together by covalent bonds
d. measures hydrogen ion concentration
e. what is being dissolved
f. macromolecule that gives us quick energy
g. macromolecule that builds and repairs
h. what is doing the dissolving
i. long chains of repeating subunits, called nucleotides
j. contain unequal areas of charge
k. building blocks of proteins
l. repeating subunits composed of carbon, nitrogen, oxygen, phosphorus, and hydrogen
m. large molecules formed by joining smaller organic molecules
n. have high concentration of hydrogen ions
o. have high concentration of hydroxide ions
p. another name for homogenous mixture