Pyruvate is transported into the mitochondria by:
| 1. | Simple diffusion |
| 2. | Facilitated diffusion |
| 3. | Active transport |
| 4. | Either 2 or 3, depending on the availability of oxygen |
How many molecules of ATP are directly synthesized in the glycolysis pathway from one glucose molecule?
| 1. | 2 | 2. | 4 |
| 3. | 6 | 4. | 10 |