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Chapter 9

9.3 Questions

TermDefinition
When O2 is present, pyruvate enters what organelle to complete the oxidation of glucose? Mitochondria
What is pyruvate oxidized to before official start of krebs cycle? Acetyl CoA
What are the 3 steps that links glycolysis to citric acid cycle? 1. Pyruvate carboxyl group is removed 2. Remaining 2 compounds are oxidized to acetate & electron is transferred to NAD+ 3. CoA attaches to Acetate
What is a another name for the citric acid cycle? Krebs Cycle
What does the citric acid cycle oxidize fuel from? Pyruvate
What does the citric acid cycle generate? 2 ATP, 6 NADH, 2 FADH2
How many steps does the citric acid cycle have? Does each step have the same enzyme or a specific one? 8 with a specific enzyme.
How does the acetyl group of CoA join the cycle? What does this form? It joins by combining with oxaloacetate. This forms citrate
What do the next 7 steps do to make the process a cycle? They decompose citrate back to oxaloacetate.
What are NADH & FADH2 produced by? They are produced by cycle relay electrons extracted from food to the ETC
In what part of the mitochondria does the kreb's cycle take place? Matrix
What is produced at the stage of pyruvate oxidation? 2 NADH & 2 CO2 is released
Created by: akierah.w
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