lesson 1

Question 1

is the collection of chemical reactions that occur in your cells to sustain life.

Answer 1

metabolism

Question 2

use stored energy to build things up, which we call

Answer 2

anabolism

Question 3

break things

down, releasing energy that can be stored for future use,

Answer 3

catabolism

Question 4

is an important molecule found in all

living things. Think of it as the “energy currency” of the cell.

Answer 4

ATP (Adenosine Tri-phosphate)

Question 5

in which an energetically favorable reaction (like ATP hydrolysis) is directly
linked with an energetically unfavorable (endergonic) reaction.

Answer 5

reaction coupling

Question 6

meaning that a product of one reaction is
‘picked up” and used as a reactant in the second
reaction.

Answer 6

shared intermediate

Question 7

At the center of the molecule lies a sugar

Answer 7

rubose

Question 8

The bonds between the phosphate groups

Answer 8

phosphoanhydride bonds

Question 9

ADP can be recharged back into ATP by adding a

Answer 9

Phosphate