7 Questions
What is the equation for calculating Energy Charge?
[ATP] + ½[ADP]
What does a high-energy charge favor in terms of metabolic pathways?
Anabolic pathways
What primarily regulates the activation and deactivation of enzymes through reversible covalent modifications?
Second messengers like cAMP and calcium ions
What happens to glucose entry into cells in the absence of insulin?
Decreased glucose entry
In which energy charge range do ATP-generating pathways (catabolic) become favored?
Above 0.9
How is the phosphorylation potential related to free-energy storage available in the form of ATP?
[ATP]
What triggers the insertion of glucose transporters into the plasma membrane of cells?
Insulin
Test your knowledge on metabolic pathways and thermodynamics principles. Learn about the importance of specific reactions in yielding products and the overall free-energy change in a pathway. Understand how thermodynamically favorable reactions can drive unfavorable reactions in metabolic pathways.
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