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Cellular Respiration and ATP Production

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Questions and Answers

What is the main purpose of cellular respiration?

To convert glucose to water and carbon dioxide
To convert ATP to glucose for energy storage
To convert the chemical energy in food to chemical energy stored in ATP (correct)
To produce glucose from water and carbon dioxide

What is the purpose of glycolysis?

To create ATP from oxygen
To break down glucose to form 6-carbon molecules
To form glucose from 3-carbon molecules
To split the 6-carbon molecule of glucose in half to form 2 3-carbon molecules (correct)

Where does cellular respiration take place?

Cytoplasm
Endoplasmic reticulum
Nucleus
Mitochondria (correct)

What happens if oxygen is present after glycolysis?

The cell goes through a two-step process known as aerobic respiration to obtain energy (C) Signup and view all the answers

What are the products of cellular respiration?

Water and carbon dioxide (B) Signup and view all the answers

Which part of the mitochondria is responsible for cellular respiration?

Inner membrane (C) Signup and view all the answers

What is the purpose of the Citric Acid Cycle (Krebs Cycle)?

To produce electron carriers NADH and FADH2 (C) Signup and view all the answers

Where does the Citric Acid Cycle (Krebs Cycle) take place?

Mitochondrial Matrix (C) Signup and view all the answers

Which molecule is broken down to produce acetyl-CoA for the Citric Acid Cycle?

Pyruvate (A) Signup and view all the answers

What is the final electron acceptor in the Electron Transport Chain?

Oxygen (C) Signup and view all the answers

What is the main symptom of cyanide poisoning in relation to cellular respiration?

Difficulty breathing (D) Signup and view all the answers

In the absence of oxygen, which process does a cell undergo?

Anaerobic Respiration and Fermentation (B) Signup and view all the answers

Which of the following is NOT a waste product of the Citric Acid Cycle?

$H_2O$ (C) Signup and view all the answers

How many ATP molecules are produced from one round of the Citric Acid Cycle (Krebs Cycle)?

$2$ ATP (B) Signup and view all the answers

What is the primary function of lactic acid fermentation?

To produce lactic acid as a waste product (C) Signup and view all the answers

What is the total ATP yield from aerobic respiration?

$36-38$ ATP (A) Signup and view all the answers

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