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Bio 104 Quiz 7 Latest Update Graded A+

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Bio 104 Quiz 7 Latest Update Graded A+ What is the name of the protein complex that helps transport electrons across the inner mitochondrial membrane? Electron transport chain. What is the purpose of fermentation in cells? To regenerate NAD+ for glycolysis when oxygen is scarce. Wha...

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  • September 10, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • Bio 104
  • Bio 104
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Bio 104 Quiz 7 Latest Update Graded A+
What is the name of the protein complex that helps transport electrons across the inner

mitochondrial membrane?


✔✔ Electron transport chain.




What is the purpose of fermentation in cells?


✔✔ To regenerate NAD+ for glycolysis when oxygen is scarce.




What are the two types of fermentation and their main byproducts?


✔✔ Lactic acid fermentation (produces lactic acid) and alcoholic fermentation (produces ethanol

and carbon dioxide).




What is the main difference between aerobic and anaerobic respiration?


✔✔ Aerobic respiration requires oxygen, while anaerobic respiration does not.




What is the purpose of the proton gradient created by the electron transport chain?


✔✔ To drive ATP synthesis through chemiosmosis.




1

, In which part of the cell does glycolysis occur?


✔✔ Cytoplasm.




What is the primary role of NADH in cellular respiration?


✔✔ To carry high-energy electrons to the electron transport chain.




What is produced during the transition reaction between glycolysis and the Krebs cycle?


✔✔ Acetyl-CoA.




What does the term "oxidative phosphorylation" refer to?


✔✔ The production of ATP using the energy from electron transfer and the establishment of a

proton gradient.




What is the role of coenzymes in cellular respiration?


✔✔ To carry electrons and hydrogen ions between different stages of the process.




What is the net gain of ATP molecules from one molecule of glucose during glycolysis?


✔✔ 2 ATP molecules.

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