Cellular Respiration Basics

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Questions and Answers

What is the final product of glycolysis in anaerobic conditions?

  • Lactate (correct)
  • ATP
  • Acetyl CoA
  • NADH

Where does the Krebs Cycle take place in eukaryotes?

  • Golgi apparatus
  • Mitochondrial matrix (correct)
  • Endoplasmic reticulum
  • Cytoplasm

Which molecule is formed before entering the Krebs Cycle as a result of Pyruvate oxidation?

  • FADH2
  • NADH
  • CO2
  • Acetyl CoA (correct)

Where do the protein complexes involved in the electron transport chain in eukaryotic cells locate?

<p>Mitochondrial cristae (D)</p> Signup and view all the answers

What does oxidative phosphorylation transfer electrons from in the eukaryotic energy pathway?

<p>NADH and FADH2 (A)</p> Signup and view all the answers

How do cells utilize the proton gradient formed across the mitochondrial membrane during electron transport?

<p>To produce additional ATP molecules (B)</p> Signup and view all the answers

Where does glycolysis take place within the cell?

<p>Cytoplasm (D)</p> Signup and view all the answers

What is the main function of cellular respiration?

<p>Breaking down glucose to form energy (A)</p> Signup and view all the answers

Which molecule is the main source of energy for the body?

<p>Adenosine Triphosphate (ATP) (A)</p> Signup and view all the answers

What are the three stages of cellular respiration?

<p>Glycolysis, Krebs Cycle, Electron Transport Chain (B)</p> Signup and view all the answers

What happens to glucose during glycolysis?

<p>It is broken down into pyruvate molecules (A)</p> Signup and view all the answers

Which organelle is primarily responsible for synthesizing ATP molecules used for cellular metabolism?

<p>Mitochondria (C)</p> Signup and view all the answers

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