6.3-6.4 Mitochondria and Glycolysis

Question 1

What is the net gain of ATP and NADH for glucose molecules undergoing glycolysis?

Answer 1

2 ATPS and 2 NADHs.

Question 2

What two molecules are reactants of glycolysis?

Answer 2

Glucose and NAD+

Question 3

What method is used to generate ATP in glycolysis?

Answer 3

Substrate-level phosphorylation

Question 4

Where does glycolysis occur?

Answer 4

In the cytosol

Question 5

What is not required in substrate-level phosphyorlation?

Answer 5

A proton gradient

Question 6

What four things are produced after the three steps of respiration, but before the electron transport chain?

Answer 6

NADH

FADH2

CO2

ATP

Question 7

The potential energy of ______ is used to power the production of ATP in chemiosmotic phosphorylation.

Answer 7

Proton Gradient

Question 8

What step of aerobic respiration generates the most ATP?

Answer 8

Electron transport chain

Question 9

What steps of cellular respiration generate ATP by substrate-level phosphorylation—that is, without a proton gradient.

Answer 9

Glycolysis and Krebs cycle