Feedback for Multiple Choice Quiz 28
- The four correct answers have different time spans over which they are most effective. Can you order them from the fastest to the slowest response?
- Phosphorolysis, both in the liver and the muscles, allows the product to enter the glycolytic pathway directly without the need for phosphorylation by ATP.
- This is one of many examples where synthesis and breakdown have branchpoints in their respective pathways.
- Of the above list, only the PFK step is different, catalyzed by fructose-1.6-bis phosphatase.
- This pattern of control coordinates the branchpoint at the PFK step.
- Another example of control at a branchpoint; in this case the rapidly-responding phosphorylation state of the two enzymes is critical.
All of the correct answers have a green check mark.
Incorrect answers have the "red-lit" button next to your choice.