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Questions and Answers
What is the primary organ that synthesizes glucose in the body?
What is the primary organ that synthesizes glucose in the body?
- Liver (correct)
- Lungs
- Heart
- Kidney
What happens when pyruvate enters the mitochondria?
What happens when pyruvate enters the mitochondria?
- It is directly converted into glucose
- It is broken down into CO2 and water
- It is converted into Oxaloacetate (OAA) by pyruvate dehydrogenase
- It is converted into 4-Carbon Oxaloacetate (OAA) by pyruvate carboxylase (correct)
Which enzyme converts Oxaloacetate (OAA) to Phosphoenolpyruvate (PEP) in the cytoplasm during gluconeogenesis?
Which enzyme converts Oxaloacetate (OAA) to Phosphoenolpyruvate (PEP) in the cytoplasm during gluconeogenesis?
- ATP synthase
- PEP carboxykinase (correct)
- Glucokinase
- Pyruvate dehydrogenase
How many irreversible kinase enzymes are present in the glycolysis pathway?
How many irreversible kinase enzymes are present in the glycolysis pathway?
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Which amino acids can be used as a source for glucose production during prolonged fasting?
Which amino acids can be used as a source for glucose production during prolonged fasting?
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Which process is regulated by glucagon at a genetic level?
Which process is regulated by glucagon at a genetic level?
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What is the role of ATP in the conversion of pyruvate to Oxaloacetate (OAA)?
What is the role of ATP in the conversion of pyruvate to Oxaloacetate (OAA)?
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During fasting, what compounds does the liver use to synthesize glucose besides amino acids?
During fasting, what compounds does the liver use to synthesize glucose besides amino acids?
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$What happens to PEP after it is synthesized during gluconeogenesis?$
$What happens to PEP after it is synthesized during gluconeogenesis?$
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