1. Where in the cell does aerobic respiration take place?
cytosol
nucleus
mitochondrion

2. What is the last electron carrier in the electron transport chain?
cyanide
cytochrome oxidase
ATP synthetase

3. At the beginning of the Kreb's Cycle, acetyl CoA combines with ___ to produce citric acid.
pyruvic acid
lactic acid
oxaloacetic acid

4. Acetyl CoA, a __-carbon molecule, combines with a __-carbon molecule to produce citric acid.
1; 5
2; 4
4; 3

5. Where does glycolysis take place inside the cell?
cytosol
mitochondrion
cristae

6. Which acid is NOT part of the Kreb's Cycle?
citric acid
pyruvic acid
alpha-ketoglutaric acid

7. What are the end products of the oxidation of glucose?
carbon dioxide + water + energy
C6H12O6
oxygen + ATP

8. What is the final electron ACCEPTOR in the electron transport system?
oxygen
carbon dioxide
cytochrome oxidase

9. The TOTAL number of ATP formed per glucose during glycolysis is...
one
two
four

10. Decarboxylation reactions result in the formation of what molecule?
carbon
carbon dioxide
oxygen

Score =
Correct answers:

Last Updated 05/26/06