EBK BIOLOGY
10th Edition
ISBN: 9780133556209
Author: *BYERS
Publisher: PEARSON CUSTOM PUB.(CONSIGNMENT)
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Textbook Question
Chapter 8, Problem 4RQ
Outline the two major stages of glycolysis. How many ATP molecules (overall) are generated per glucose molecule during glycolysis? Where in the cell does glycolysis occur?
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Outline the two major stages of glycolysis. How many ATP molecules (overall) are generated per glucose molecule during glycolysis? Where in the cell does glycolysis occur?
What is the goal of glycolysis? What do we start with and what do we end with? How much net ATP is produced?
Consider the energy budget of glycolysis as a whole
a) How many ATP's are made total?
b) How many ATP's are invested (ATP --> ADP + Phosphate)
c) How many ATP's does glycolysis of one glucose molecule net for the cell?
Chapter 8 Solutions
EBK BIOLOGY
Ch. 8 - Prob. 1FTBCh. 8 - 2. Conditions in which oxygen is absent are...Ch. 8 - Prob. 3FTBCh. 8 - Prob. 4FTBCh. 8 - During cellular respiration, the electron...Ch. 8 -
5. The cyclic portion of cellular respiration is...Ch. 8 - Starting with glucose (C6H12O6), write the overall...Ch. 8 - Draw and label a mitochondrion, and explain how...Ch. 8 -
3. What role do the following play in breaking...Ch. 8 -
4. Outline the two major stages of glycolysis....
Ch. 8 - Under what conditions does fermentation occur?...Ch. 8 - What molecule is the end product of glycolysis?...Ch. 8 -
6. Describe the electron transport chain and the...Ch. 8 - Why is oxygen necessary for cellular respiration...Ch. 8 -
8. Compare the structure of chloroplasts...Ch. 8 - Some years ago a freight train overturned,...Ch. 8 - Prob. 2ACCh. 8 - Some species of bacteria that live at the surface...Ch. 8 - Prob. 4ACCh. 8 - Why is it advantageous for different types of...Ch. 8 - Prob. 6AC
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- During glycolysis (under anaerobic conditions), for each glucose molecule broken down, how many ATP molecules are used and how many are made in total? A diagram summarizing the different reactions of glycolysis is given below. ATP ADP ATP ADP Glucose Glucose-6-phosphate Fructose-6-phosphate Fructose-1,6-bisphosphate Dihydroxyacetone phosphate 2 (Glyceraldehyde-3-phosphate) Glyceraldehyde- 3-phosphate 2 (1,3-Bisphosphoglycerate) 2 (3-Phosphoglycerate) 2 (2-Phosphoglycerate) 2 H₂O 2 (Phosphoenolpyruvate) 2 (Pyruvate) 2 NAD+ + 2Pi 2 NADH + 2H 2 ADP 2 ATP -2 ADP 2 ATP 2 ATP molecules are used and 2 ATP molecules are made 2 ATP molecules are used and 4 ATP molecules are made O 6 ATP molecules are used and no ATP molecules are made O 4 ATP molecules are used and 2 ATP molecules are made O No ATP molecules are used and 6 ATP molecules are madearrow_forwarda) How many moles of ATP can be gained from the catabolism of the following substrates to pyruvate? 2 Mole mannose 2 Mole lactose mole glycerol. b) Name three metabolic processes in the cell that are enhanced and two that are inhibited in response to the hormone insulinarrow_forwardThe overall reactions for gluconeogenesis and glycolysis are given below. What is the energy cost (in ATP equivalents) of transforming one molecule of glucose to pyruvate (via glycolysis) and back to glucose (via gluconeogenesis)? Gluconeogenesis: 2 pyruvate + 4 ATP + 2 GTP + 2NADH + 4H₂O Glycolysis: Glucose + 2ADP + 2P₁ + 2NAD+ - 2 pyruvate + 2ATP + 2NADH + 2H+ + 2H₂000 Select one: O a. 2 ATP O b. 4 ATP O c. 6 ATP O d. 8 ATP Prev Page glucose + 4ADP + 2GDP + 2P₁ + 2NAD+ + 2H+ MI 21 22 00:508D DAD 1=1 SE 30: DONDOK 23 24 25 26 27 28 29 30 Report question issue B Next Page Garrow_forward
- How many ATP are produced from the breakdown of glucose (total, directly, & indirectly)?arrow_forwardDescribe the main steps of each phase of the aerobic cellular respiration (glycolysis, pyruvate processing, the citric acid cycle, the electron transport chain, and chemiosmosis) and as well as anaerobic cellular respiration(fermentation). (bullet each step in chronological order) (draw diagrams for each phase and note the inputs and outputs)arrow_forwardWhat are the input and output molecule(s) of glycolysis and the energy produced?arrow_forward
- In which of the following metabolic conversions is ATP “generated” during glycolysis? Phosphoenolpyruvate -> pyruvate 2-Phosphoglycerate —> Phosphoenolpyruvate Glucose-6-phosphate —> Fructose-6-phosphate Fructose-1,6-bisphosphate —> Dihydroxyacetone phosphate + Glyceraldehyde-3-phosphate Fructose-6-phosphate —> Fructose-1,6-bisphosphatearrow_forwardConsider ten glucose molecules that enter a cell. How many ATP can be generated by the complete catabolism of these into CO2 and H2O? If all ten are first incorporated into glycogen, liberated from glycogen, and then fully catabolized into CO2 and H2O, does the ATP tally increase, decrease or stay the same? Consider that 1 UTP = 1 ATP. Explain. Describe the processes which produce ATP and provide a balanced equation of glucose, CO2, H2O and O2arrow_forwardWhat are two methods that cells can use to allow glycolysis to continue to produce ATP. in anaerobic conditions? Describe these two methods including the products and reactants.arrow_forward
- Which of the following correctly describes ATP usage in gluconeogenesis and glycolysis? O ATP is consumed by gluconeogenesis and produced by glycolysis. O ATP is consumed by both gluconeogenesis and glycolysis. O ATP is produced by gluconeogenesis and consumed by glycolysis. O ATP is produced by both gluconeogenesis and glycolysis. • Previous Nextarrow_forwardWhich of the following is the correct summary of phase II of glycolysis for each molecule of glucose? Glucose + ATP ⟶ Glyceraldehy-3-phosphate + ADP Glucose + 2 ATP ⟶ 2(Glyceraldehy-3-phosphate) + 2 ADP Glyceraldehyde-3-phosphate + NAD+ + ADP + Pi ⟶ 3-phosphoglycerate + NADH + H+ + ATP 2(3-phosphoglycerate) + 2ADP ⟶ 2 pyruvate + 2ATP 2(Glyceraldehyde-3-phosphate) + 2NAD+ + 2ADP + 2Pi ⟶ 2(3-phosphoglycerate) + 2NADH + 2H+ + 2ATParrow_forward(a) Starting with one molecule of glucose, how many ATPs are produced during (I) aerobic and (II) anaerobic respiration? (b) In chemiosmotic (oxidative) phosphorylation, what is the most direct source of energy that is used to convert ADP + Pi to ATP and what the driving force for the ATP formation through ATP synthase?arrow_forward
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Anaerobic Respiration; Author: Bozeman Science;https://www.youtube.com/watch?v=cDC29iBxb3w;License: Standard YouTube License, CC-BY