Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 10, Problem 6IQ
- a. On the diagram in Interactive Question 10.5, sketch the path that electrons from P700 take during cyclic electron flow.
- b. Why is neither O2 nor NADPH generated by cyclic electron flow?
- c. How, then, is ATP produced by cyclic electron flow?
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Indicate whether the statement is true for aerobic respiration, photosynthesis or both:
NADH is oxidized to NAD+ at complex I
a)Aerobic Respiration
b)Photosynthesis
c)Both
Write the net equation for electron transfer from NADH to O2.
Describe the flow of electrons through photosystems I and II in the noncyclic electron transport pathway and the products produced. Contrast this flow with cyclic electron transport.
Chapter 10 Solutions
Study Guide for Campbell Biology
Ch. 10 - Prob. 1IQCh. 10 - Fill in the blanks in the following overview of...Ch. 10 - An action spectrum shows the relative rates of...Ch. 10 - Describe the components of a photosystem.Ch. 10 - Identify the components of linear electron flow in...Ch. 10 - a. On the diagram in Interactive Question 10.5,...Ch. 10 - a. In the light, the proton gradient across the...Ch. 10 - Label the three phases (a, b, and c) and key...Ch. 10 - What are two possible explanations for the...Ch. 10 - a. Where does the Calvin cycle take place in C4...
Ch. 10 - You have already filled in the blanks in several...Ch. 10 - Create a concept map to confirm your understanding...Ch. 10 - Which of the following processes or structures is...Ch. 10 - A plant is growing under bright lights in a sealed...Ch. 10 - The immediate product of the Calvin cycle is...Ch. 10 - A spectrophotometer can be used to measure the a....Ch. 10 - Accessory pigments within chloroplasts are...Ch. 10 - The following diagram is an absorption spectrum...Ch. 10 - Linear electron flow along with chemiosmosis in...Ch. 10 - The chlorophyll known as P680+ has its electron...Ch. 10 - The enzyme rubisco a. uses NADPH and ATP to make...Ch. 10 - In photosynthesis, the splitting of water a....Ch. 10 - The reactions of the Calvin cycle occur in the a....Ch. 10 - A difference between electron transport in...Ch. 10 - How does cyclic electron flow differ from linear...Ch. 10 - Prob. 14TYKCh. 10 - Prob. 15TYKCh. 10 - Prob. 16TYKCh. 10 - RuBP carboxylase-oxygenase is the enzyme that a....Ch. 10 - Prob. 18TYKCh. 10 - CAM plants avoid photorespiration by a. keeping...Ch. 10 - Prob. 20TYKCh. 10 - Prob. 21TYKCh. 10 - Prob. 22TYKCh. 10 - Prob. 23TYKCh. 10 - a. respiration b. photosynthesis c. both...Ch. 10 - a. respiration b. photosynthesis c. both...Ch. 10 - a. respiration b. photosynthesis c. both...
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- The Overall Free Energy Change for Photosynthetic NADP+ Reduction What is the overall free energy change (G) for noncyclic photosynthetic electron transport? 4 (700-nm photons) + 4 (680-nm photons) + 2 H2O + 2 NADP+O2 + 2 NADPH + 2H+arrow_forwardIndicate whether the statement is true for aerobic respiration, photosynthesis or both: ATP Synthase converts potential energy to chemical energy to synthesize ATP, and is powered by an electrochemical proton (H+) gradient a)Aerobic Respiration b)Photosynthesis c)Botharrow_forwardThe net equation for oxidative phosphorylation can be written as 2NADH + 2 H+ + O2 →2 H2O + 2 NAD+. Write an analogous equation for the light reactions of photosynthesis.arrow_forward
- Explain THREE (3) reasons why photosynthetic rate is reduced under water deficit.arrow_forwardIf 30 molecules of CO2 enter the Calvin Cycle,a. How many molecules of phosphoglycerate (PGA) will be produced? b. How many molecules of glyceraldehyde phosphate (PGAL) leave the cycle? c. How many molecules of ribulose bisphosphate (RuBP) will be produced? d. How many molecules of ATP will be utilized?arrow_forwardWhat is the direct mechanism of ATP synthesis during the electron transport phase of cellular respiration? (what is the potential energy source that drives ATP production?) b) Why is oxygen needed for this phase? c) What is the role of ATP synthasearrow_forward
- Indicate whether the statement is true for aerobic respiration, photosynthesis or both: The transfer of electrons via redox reactions is coupled to the movement of protons from one side of the membrane to the other a)Aerobic Respiration b)Photosynthesis c)Botharrow_forwardA decrease in entropy occurs during the CO2 uptake phase of the Calvin cycle, as freely moving CO2 molecules become fixed into a carbon skeleton. How can this occur without direct participation by NADPH and/or ATP?arrow_forwardIdentify the oxidized and reduced forms of the following pairs: O2/H2O NO2- / NO3- NADP+ / NADPH FMN / FMNH2 α-ketoglutarate / isocitrate ___________________________________________________________________________ In photosynthesis, where in the chloroplast does the accumulation of protons occur as a result of the electron transport? Is this answer lumen of thylakoids?arrow_forward
- These are the two by-products of the citric acid cycle that are needed in the electron transport chain A. NAD and FAD B. NADH and FADH2 C. NADH and FADH D. NADH2 and FADH2 Aside from the citric acid cycle, what other cellar respiration process happen inside the mitochondria? A. Electron transport chain B. Krebs cycle C. Glycolysis D. Photosynthesis What process uses the products of light-dependent reaction such as ATP and NADPH? A. Krebs cycle B. Electron transport chain C. Light-independent reaction D. Dark-independent reactionarrow_forwardWhat is the chemical formula for photosynthesis? Discuss why (1) Sunlight and water are required for photosynthesis, and (2) Which molecule is reduced, and which is oxidized. Describe in detail the structure and function of the electron transport chain. Discuss how the light-dependent reactions and the Calvin cycle act synergistically to produce food for plants.arrow_forwardwhich of the following woudl decrease the number of atp molecules generated per nadh molecule in the electron transport chain? a. increasing the energy of the electrons nadh transfer to complex I b. reducing the number of protons required by ATP synthase to produce an ATP moelcule c. having nadh transfer its elections to complex III instead of complex I d. increasing the amount of oxygen available to the cellarrow_forward
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