Concepts of Biology
1st Edition
ISBN: 9781938168116
Author: Samantha Fowler, Rebecca Roush, James Wise
Publisher: OpenStax College
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Chapter 4, Problem 19CTQ
When muscle cells run out of oxygen, what happens to the potential for energy extraction from sugars and what pathways do the cell use?
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Consider the energy budget of glycolysis as a whole
a) How many ATP's are made total?
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How many ATP are made from one (1) molecule of glucose during anaerobic cellular respiration (AKA fermentation)?
What is the process by which cells generate ATP through a series of redox (chemical) reactions called? How many ATPs generated through this process from one Glucose molecule?
Chapter 4 Solutions
Concepts of Biology
Ch. 4 - Figure 4.6 Look at each of the processes shown and...Ch. 4 - Figure 4.15 Cyanide inhibits cytochrome c oxidase,...Ch. 4 - Figure 4.16 Tremetol, a metabolic poison found in...Ch. 4 - Which of the following is not an example of an...Ch. 4 - Which of the following is not true about enzymes?...Ch. 4 - Energy is stored long-term in the bonds of _____...Ch. 4 - The energy currency used by cells is _____. a. ATP...Ch. 4 - The glucose that enters the glycolysis pathway is...Ch. 4 - What do the electrons added to NAD do? a. They...Ch. 4 - Chemiosmosis involves a. the movement of electrons...
Ch. 4 - Which of the following fermentation methods can...Ch. 4 - The cholesterol synthesized by cells uses which...Ch. 4 - Beta oxidation is ______. a. the breakdown of...Ch. 4 - Does physical exercise to increase muscle mass...Ch. 4 - Explain in your own terms the difference between a...Ch. 4 - With regard to enzymes, why are vitamins and...Ch. 4 - Both prokaryotic and eukaryotic organisms carry...Ch. 4 - We inhale oxygen when we breathe and exhale carbon...Ch. 4 - When muscle cells run out of oxygen, what happens...Ch. 4 - Would you describe metabolic pathways as...
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- How many ATP molecules are produced when 6 molecules of glucose enter glycolysis?arrow_forwardWhat is the main source of energy for ATP replenishment for Cellular Respiration?arrow_forwardWhy are oxygen molecules important in oxidative phosphorylation? What are the consequences if they are absent for a short period of time in tissues that routinely use oxidative phosphorylation to produce useful energy?arrow_forward
- In each of two steps during the "Energy payoff stage" of glycolysis, ATP is generated when an enzyme uses one of the phosphate groups attached to one of the ends of a 3-carbon intermediate molecule to phosphorylate (add a phosphate group) ADP, forming ATP. This mechanism of producing ATP from ADP and a phosphate group is known as: Question 9 options: substrate level phosphorylation redox phosphorylation lactic acid fermentation oxidative phosphorylationarrow_forwardWhat is the role of mitochondria in ATP production?arrow_forwardWhat is the major enzyme needed to produce ATP by oxidative phosphorylation?arrow_forward
- As early as the 1930s, it was known that frog muscles could still contract when glycolysis was inhibited. Where did the ATP come from to drive these contractions?arrow_forwardHow does ATP typically transfer energy from an exergonic to an endergonic reaction in the cell?arrow_forwardCells expend energy on what three categories of activities?arrow_forward
- In aerobic cellular respiration, which reactions occur only in the cytoplasm? Which ones occur only in a cells mitochondria?arrow_forwardIn a mitochondrion, where are the electron transport systems and enzymes required for ATP formation located?arrow_forwardWhat is the immediate energy source that drives ATP synthesis by ATP Synthase during oxidative phosphorylation?arrow_forward
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Anaerobic Respiration; Author: Bozeman Science;https://www.youtube.com/watch?v=cDC29iBxb3w;License: Standard YouTube License, CC-BY