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Questions and Answers
Acetyl-CoA combines with oxaloacetate to form citric acid in the Krebs cycle.
Acetyl-CoA combines with oxaloacetate to form citric acid in the Krebs cycle.
True (A)
The pentose phosphate pathway is primarily a catabolic pathway.
The pentose phosphate pathway is primarily a catabolic pathway.
False (B)
In the Krebs cycle, 3 CO2 molecules are formed per pyruvate molecule.
In the Krebs cycle, 3 CO2 molecules are formed per pyruvate molecule.
False (B)
NADPH and pentose sugars are produced in the pentose phosphate pathway.
NADPH and pentose sugars are produced in the pentose phosphate pathway.
Inborn errors of metabolism involve inherited biochemical disorders related to the metabolism of protein, fat, and carbohydrates.
Inborn errors of metabolism involve inherited biochemical disorders related to the metabolism of protein, fat, and carbohydrates.
Medical foods and dietary supplements are commonly used to treat inborn errors of metabolism.
Medical foods and dietary supplements are commonly used to treat inborn errors of metabolism.
Acetyl-CoA is a small precursor molecule used in anabolic pathways to convert large organic molecules into cell macromolecules.
Acetyl-CoA is a small precursor molecule used in anabolic pathways to convert large organic molecules into cell macromolecules.
The pentose phosphate pathway is involved in the production of acetyl-CoA in the citric acid cycle.
The pentose phosphate pathway is involved in the production of acetyl-CoA in the citric acid cycle.
Inborn errors of metabolism are genetic disorders that affect the normal processing of macromolecules by cells.
Inborn errors of metabolism are genetic disorders that affect the normal processing of macromolecules by cells.
NADH and FADH2 are produced when the acetyl group on CoA is oxidized in the citric acid cycle.
NADH and FADH2 are produced when the acetyl group on CoA is oxidized in the citric acid cycle.
Glucose is a low energy fuel that occupies a peripheral position in the metabolism of living organisms.
Glucose is a low energy fuel that occupies a peripheral position in the metabolism of living organisms.
The Krebs cycle is a linear metabolic pathway involving the oxidation of glucose to water and carbon dioxide.
The Krebs cycle is a linear metabolic pathway involving the oxidation of glucose to water and carbon dioxide.
In the Krebs cycle, the two-carbon acetyl CoA is combined with a four-carbon oxaloacetic acid to produce a five-carbon compound called citric acid.
In the Krebs cycle, the two-carbon acetyl CoA is combined with a four-carbon oxaloacetic acid to produce a five-carbon compound called citric acid.
The Krebs cycle is also known as the Tricarboxylic Acid Cycle (TCA cycle).
The Krebs cycle is also known as the Tricarboxylic Acid Cycle (TCA cycle).
The production of 1 pyruvate molecule leads to the creation of 2 ATP molecules in the Krebs cycle.
The production of 1 pyruvate molecule leads to the creation of 2 ATP molecules in the Krebs cycle.
The Krebs cycle is an open-loop set of reactions with ten steps.
The Krebs cycle is an open-loop set of reactions with ten steps.
Before entering the Krebs cycle, the pyruvate produced in glycolysis is first reduced, leading to the production of 1 CO2 and 1 NADH.
Before entering the Krebs cycle, the pyruvate produced in glycolysis is first reduced, leading to the production of 1 CO2 and 1 NADH.
Acetyl-CoA in the Krebs cycle can be derived from carbohydrates, fats, and proteins.
Acetyl-CoA in the Krebs cycle can be derived from carbohydrates, fats, and proteins.
