Podcast
Questions and Answers
Which enzyme catalyzes the rate-limiting step in glycolysis?
Which enzyme catalyzes the rate-limiting step in glycolysis?
- Phosphofructokinase-1 (correct)
- Pyruvate kinase
- Hexokinase
- Lactate dehydrogenase
What inhibits PFK-1?
What inhibits PFK-1?
- ATP (correct)
- AMP
- NADH
- Fructose 2,6-bisphosphate
What activates PFK-1?
What activates PFK-1?
- Fructose 2,6-bisphosphate (correct)
- Citrate
- Glucose-6-phosphate
- H+
What is the most important allosteric regulator of PFK-1?
What is the most important allosteric regulator of PFK-1?
What is the bifunctional enzyme that produces fructose 2,6-bisphosphate?
What is the bifunctional enzyme that produces fructose 2,6-bisphosphate?
What is the non-phosphorylated form of PFK-2/F-2,6-BPase called?
What is the non-phosphorylated form of PFK-2/F-2,6-BPase called?
What does PFK-2/F-2,6-BPase do in the liver?
What does PFK-2/F-2,6-BPase do in the liver?
What effect does fructose 2,6-bisphosphate have on PFK-1 activity?
What effect does fructose 2,6-bisphosphate have on PFK-1 activity?
What inhibits glycolysis due to TCA cycle overload?
What inhibits glycolysis due to TCA cycle overload?
What accumulates in the cell and inhibits glycolysis due to the accumulation of lactate?
What accumulates in the cell and inhibits glycolysis due to the accumulation of lactate?
What activates glycolysis by increasing PFK-1 activity?
What activates glycolysis by increasing PFK-1 activity?
What is the enzyme that converts fructose 2,6-bisphosphate to fructose 6-phosphate and inorganic phosphate?
What is the enzyme that converts fructose 2,6-bisphosphate to fructose 6-phosphate and inorganic phosphate?
Which enzyme catalyzes the rate-limiting step in glycolysis?
Which enzyme catalyzes the rate-limiting step in glycolysis?
What inhibits PFK-1?
What inhibits PFK-1?
What activates PFK-1?
What activates PFK-1?
What is the most important allosteric regulator of PFK-1?
What is the most important allosteric regulator of PFK-1?
What is the bifunctional enzyme that produces fructose 2,6-bisphosphate?
What is the bifunctional enzyme that produces fructose 2,6-bisphosphate?
What is the non-phosphorylated form of PFK-2/F-2,6-BPase called?
What is the non-phosphorylated form of PFK-2/F-2,6-BPase called?
What does PFK-2/F-2,6-BPase do in the liver?
What does PFK-2/F-2,6-BPase do in the liver?
What effect does fructose 2,6-bisphosphate have on PFK-1 activity?
What effect does fructose 2,6-bisphosphate have on PFK-1 activity?
What inhibits glycolysis due to TCA cycle overload?
What inhibits glycolysis due to TCA cycle overload?
What accumulates in the cell and inhibits glycolysis due to the accumulation of lactate?
What accumulates in the cell and inhibits glycolysis due to the accumulation of lactate?
What activates glycolysis by increasing PFK-1 activity?
What activates glycolysis by increasing PFK-1 activity?
What is the enzyme that converts fructose 2,6-bisphosphate to fructose 6-phosphate and inorganic phosphate?
What is the enzyme that converts fructose 2,6-bisphosphate to fructose 6-phosphate and inorganic phosphate?
Which enzyme catalyzes the rate limiting step in glycolysis?
Which enzyme catalyzes the rate limiting step in glycolysis?
What inhibits PFK-1?
What inhibits PFK-1?
What activates PFK-1?
What activates PFK-1?
What is the most important allosteric regulator of PFK-1?
What is the most important allosteric regulator of PFK-1?
What enzyme produces fructose-2,6-bisphosphate?
What enzyme produces fructose-2,6-bisphosphate?
What is the bifunctional enzyme that produces fructose-2,6-bisphosphate?
What is the bifunctional enzyme that produces fructose-2,6-bisphosphate?
What form of the bifunctional enzyme functions as PFKinase-2 in the liver?
What form of the bifunctional enzyme functions as PFKinase-2 in the liver?
What does F-2,6-BP do to the activity of PFK-1?
What does F-2,6-BP do to the activity of PFK-1?
What is the effect of a high energy level on PFK-1?
What is the effect of a high energy level on PFK-1?
What is the effect of a low energy level on PFK-1?
What is the effect of a low energy level on PFK-1?
What is the effect of TCA cycle overload on PFK-1?
What is the effect of TCA cycle overload on PFK-1?
What is the effect of lactate accumulation on PFK-1?
What is the effect of lactate accumulation on PFK-1?
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