QQuestionBiology
QuestionBiology
During which phase of cellular respiration is carbon dioxide released?
A. Krebs cycle
B. Glycolysis
C. Digestion
D. Electron transport chain
over 1 year agoReport content
Answer
Full Solution Locked
Sign in to view the complete step-by-step solution and unlock all study resources.
Step 1:I'll solve this step-by-step following the specified formatting guidelines:
Step 2:: Understand the Cellular Respiration Process
Cellular respiration is a metabolic process that converts nutrients into ATP (energy) through several key stages. To determine where carbon dioxide is released, we need to examine each stage carefully.
Step 3:: Analyze the Stages of Cellular Respiration
Let's review the major phases: - Glycolysis: Occurs in the cytoplasm - Krebs Cycle (Citric Acid Cycle): Occurs in the mitochondrial matrix - Electron Transport Chain: Occurs in the inner mitochondrial membrane
Step 4:: Identify CO₂ Release
The Krebs cycle is the primary stage where carbon dioxide is produced. During this cycle: - Pyruvate is converted to acetyl-CoA - Carbon atoms from glucose are oxidized - CO₂ is released as a waste product
Step 5:: Eliminate Incorrect Options
- Glycolysis does not release CO₂ - Digestion is not part of cellular respiration - Electron transport chain does not directly release CO₂
Final Answer
Krebs cycle The Krebs cycle is the stage of cellular respiration where carbon dioxide is released as a byproduct of breaking down carbon-containing molecules.
Need Help with Homework?
Stuck on a difficult problem? We've got you covered:
- Post your question or upload an image
- Get instant step-by-step solutions
- Learn from our AI and community of students