| Statement I: | The respiratory pathway is better regarded as an amphibolic pathway rather than only a catabolic pathway. |
| Statement II: | The respiratory pathway is involved in both anabolism and catabolism. |
| 1. | Both Statement I and Statement II are correct and Statement II explains Statement I |
| 2. | Both Statement I and Statement II are correct but Statement II does not explain Statement I |
| 3. | Statement I is correct but Statement II is incorrect |
| 4. | Statement I is incorrect but Statement II is correct |
| I: | If fatty acids were to be respired, they would enter the respiratory pathway as acetyl CoA. |
| II: | Glycerol enters the respiratory pathway after being converted to PGAL. |
| III: | Amino acids enter the respiratory pathway at some stage within the Krebs cycle but never as pyruvate or acetyl CoA. |