Chapter A
Chapter B
100

a compound or combination of compounds, often a weak acid or base and a related salt that 

keeps the pH of a solution within its normal limits.

what is a buffer?

100

a series of conversions in which the product of one reaction becomes the reactant in the next reaction

What are metabolic pathways 

200

The empirical or most simple formula of any ___ is (CH2O)n. 

They also provide a quick, short-term energy source for all living organisms.

what is carbohydrate?

200
The energy required for a chemical reaction to occur 

what is activation energy?

300

Glucose, Fructose, and Galactose are all what 

monosaccharides 

300

the chemical processes that occur within a living organism in order to maintain life.

what is metabolism?


400

acts as the “energy currency” of the cell because the last two phosphate bonds are unstable and are easily broken

what is ATP

400

a molecule or ion that helps the substrate bond to the enzyme to form an enzyme-substrate complex

what are cofactors?

500

 have characteristics similar to fats and are formed from cholesterol.

what are steroids 

500

It is a peptide hormone. This means it works by indirectly activating an enzyme cascade. 

what is Thyroxin