2.27 Krebs Cycle
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Biology
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9th - 12th Grade
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Easy
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1.
FLASHCARD QUESTION
Front
What is Acetyl-CoA?
Back
Acetyl-CoA is an energy-rich molecule formed from pyruvate before entering the Krebs Cycle. It consists of an acetyl group attached to coenzyme A.
2.
FLASHCARD QUESTION
Front
How many FADH2 molecules are produced from one molecule of glucose in the Krebs Cycle?
Back
2 FADH2 molecules are produced from one molecule of glucose during the Krebs Cycle.
3.
FLASHCARD QUESTION
Front
Where does the Krebs Cycle take place in the cell?
Back
The Krebs Cycle takes place in the mitochondrial matrix.
4.
FLASHCARD QUESTION
Front
What are the requirements for the Krebs Cycle?
Back
The Krebs Cycle requires NAD+, FAD+, and water, but not pyruvate.
5.
FLASHCARD QUESTION
Front
What happens to the energy from glucose after the Krebs Cycle?
Back
After the Krebs Cycle, most of the usable energy from glucose is contained in NADH and FADH2.
6.
FLASHCARD QUESTION
Front
What is the main purpose of the Krebs Cycle?
Back
The main purpose of the Krebs Cycle is to produce energy carriers (NADH and FADH2) and ATP through the oxidation of acetyl-CoA.
7.
FLASHCARD QUESTION
Front
What is the role of NAD+ in the Krebs Cycle?
Back
NAD+ acts as an electron carrier, accepting electrons during the oxidation of substrates in the Krebs Cycle.
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