Podcast
Questions and Answers
Which step in gluconeogenesis is the most energy-demanding?
Which step in gluconeogenesis is the most energy-demanding?
- Hexokinase
- Phosphofructokinase 1
- Phosphoenolpyruvate synthesis from pyruvate (correct)
- Pyruvate kinase
What is the purpose of coupling decarboxylation with phosphoenolpyruvate synthesis from pyruvate?
What is the purpose of coupling decarboxylation with phosphoenolpyruvate synthesis from pyruvate?
- To increase the rate of the reaction
- To reduce the amount of ATP needed
- To overcome an energetic barrier (correct)
- To produce energy
What is the four-carbon compound that pyruvate must be carboxylated to before decarboxylation can happen?
What is the four-carbon compound that pyruvate must be carboxylated to before decarboxylation can happen?
- Succinate
- Oxaloacetate (correct)
- Glucose
- Fructose
Which compound is a three-carbon compound in both glycolysis and gluconeogenesis?
Which compound is a three-carbon compound in both glycolysis and gluconeogenesis?
Which compound is not involved in gluconeogenesis?
Which compound is not involved in gluconeogenesis?
Which step in gluconeogenesis requires the input of ATP?
Which step in gluconeogenesis requires the input of ATP?
Which enzyme catalyzes the conversion of fructose-1,6-bisphosphate to fructose-6-phosphate in gluconeogenesis?
Which enzyme catalyzes the conversion of fructose-1,6-bisphosphate to fructose-6-phosphate in gluconeogenesis?
Which step in glycolysis is bypassed in gluconeogenesis?
Which step in glycolysis is bypassed in gluconeogenesis?
Which compound is a product of gluconeogenesis?
Which compound is a product of gluconeogenesis?
Which step in gluconeogenesis is the most energy-demanding?
Which step in gluconeogenesis is the most energy-demanding?
What is the purpose of coupling decarboxylation with phosphoenolpyruvate synthesis from pyruvate?
What is the purpose of coupling decarboxylation with phosphoenolpyruvate synthesis from pyruvate?
What is the four-carbon compound that pyruvate must be carboxylated to before decarboxylation can happen?
What is the four-carbon compound that pyruvate must be carboxylated to before decarboxylation can happen?
Which compound is a three-carbon compound in both glycolysis and gluconeogenesis?
Which compound is a three-carbon compound in both glycolysis and gluconeogenesis?
Which enzyme is not used in gluconeogenesis?
Which enzyme is not used in gluconeogenesis?
Which compound is not involved in gluconeogenesis?
Which compound is not involved in gluconeogenesis?
Which step in gluconeogenesis requires the input of ATP?
Which step in gluconeogenesis requires the input of ATP?
Which enzyme catalyzes the conversion of fructose-1,6-bisphosphate to fructose-6-phosphate in gluconeogenesis?
Which enzyme catalyzes the conversion of fructose-1,6-bisphosphate to fructose-6-phosphate in gluconeogenesis?
Which step in glycolysis is bypassed in gluconeogenesis?
Which step in glycolysis is bypassed in gluconeogenesis?
Which compound is a product of gluconeogenesis?
Which compound is a product of gluconeogenesis?
