Podcast
Questions and Answers
Which process depletes oxaloacetate (OAA) and prevents acetyl CoA entry into Krebs Cycle?
Which process depletes oxaloacetate (OAA) and prevents acetyl CoA entry into Krebs Cycle?
- Glycolysis
- Gluconeogenesis (correct)
- Beta-oxidation
- Fatty acid synthesis
What happens if oxaloacetate (OAA) is depleted in the TCA cycle?
What happens if oxaloacetate (OAA) is depleted in the TCA cycle?
- PDH complex is activated
- Pyruvate Carboxylase is activated
- TCA cycle stops (correct)
- Gluconeogenesis stops
What activates Pyruvate Carboxylase allosterically?
What activates Pyruvate Carboxylase allosterically?
- ATP
- Oxaloacetate
- Pyruvate
- Acetyl CoA (correct)
What determines the entry of Acetyl CoA into Krebs cycle?
What determines the entry of Acetyl CoA into Krebs cycle?
What happens when acetyl CoA accumulates in the cell?
What happens when acetyl CoA accumulates in the cell?
What happens when acetyl CoA levels are low in the cell?
What happens when acetyl CoA levels are low in the cell?
Which enzyme is responsible for synthesizing oxaloacetate (OAA) in the cell?
Which enzyme is responsible for synthesizing oxaloacetate (OAA) in the cell?
What is the effect of OAA depletion on the TCA cycle?
What is the effect of OAA depletion on the TCA cycle?
What is the effect of acetyl CoA accumulation on Pyruvate Carboxylase activity?
What is the effect of acetyl CoA accumulation on Pyruvate Carboxylase activity?
Which process depletes oxaloacetate (OAA) and prevents acetyl CoA entry into Krebs Cycle?
Which process depletes oxaloacetate (OAA) and prevents acetyl CoA entry into Krebs Cycle?
What happens if oxaloacetate (OAA) is depleted in the TCA cycle?
What happens if oxaloacetate (OAA) is depleted in the TCA cycle?
What activates Pyruvate Carboxylase allosterically?
What activates Pyruvate Carboxylase allosterically?
What determines the entry of Acetyl CoA into Krebs cycle?
What determines the entry of Acetyl CoA into Krebs cycle?
What happens when acetyl CoA accumulates in the cell?
What happens when acetyl CoA accumulates in the cell?
What happens when acetyl CoA levels are low in the cell?
What happens when acetyl CoA levels are low in the cell?
Which enzyme is responsible for synthesizing oxaloacetate (OAA) in the cell?
Which enzyme is responsible for synthesizing oxaloacetate (OAA) in the cell?
What is the role of OAA in the TCA cycle?
What is the role of OAA in the TCA cycle?
What is the effect of OAA depletion on the TCA cycle?
What is the effect of OAA depletion on the TCA cycle?
What is the effect of acetyl CoA accumulation on Pyruvate Carboxylase activity?
What is the effect of acetyl CoA accumulation on Pyruvate Carboxylase activity?
What is the primary purpose of oxaloacetate (OAA) synthesis?
What is the primary purpose of oxaloacetate (OAA) synthesis?
What happens if OAA is depleted in the body?
What happens if OAA is depleted in the body?
What is the role of Pyruvate Carboxylase in the body?
What is the role of Pyruvate Carboxylase in the body?
What activates Pyruvate Carboxylase?
What activates Pyruvate Carboxylase?
What determines the entry of Acetyl CoA into the Krebs cycle?
What determines the entry of Acetyl CoA into the Krebs cycle?
What depletes OAA in the body?
What depletes OAA in the body?
What happens when there are low levels of acetyl CoA in the body?
What happens when there are low levels of acetyl CoA in the body?
What is the function of the TCA cycle?
What is the function of the TCA cycle?
What accumulates when there is a high level of acetyl CoA in the body?
What accumulates when there is a high level of acetyl CoA in the body?
What happens when Pyruvate Carboxylase is inactive?
What happens when Pyruvate Carboxylase is inactive?
