Biology- Unit 5

Question 1

What are the four stages of aerobic respiration?

Answer 1

1) Glycolysis
2) Link reaction
3) Krebs cycle
4) Oxidative phosphorylation

Question 2

Where does glycolysis occur and what does it produce?

Answer 2

Cytoplasm
2 molecules of pyruvate
2 molecules of ATP (net)
2 molecules of NADH

Question 3

Where does the link reaction occur and what does it produce?

Answer 3

Mitochondrial matrix
Pyruvate converted into acetyl coenzyme A
1 molecule of NADH

Question 4

Where does krebs cycle occur and what does it produce?

Answer 4

Mitochondrial matrix
8 molecules of NADH
2 molecule of ATP
2 molecule of FADH