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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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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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Consider 41 NADH and 19 FADH2 molecules funneling electrons into the electron transport chain coupled to oxldative phosphorylation 1. The total number of protons (H") pumped during the oxidation of 41 NADH molecules is 2. The total number of protons (H) pumped during the oxidation of 19 FADH, molecules is 3. The number of ATP molecules produced from the oxidation of 41 NADH molecules is 4. The number of ATP molecules produced from the oxidation of 19 FADH, molecules is 5. The net ATP yield from the oxidation of 41 NADH and 19 FADH, molecules isarrow_forward2.) A.) Explain how electron transfer leads to ATP biosynthesis in the light reactions of photosynthesis. You must give details about how electron flow builds a pH gradient and a description of the compartments in the chloroplast in relation to pH. Also, compare the ETC of the mitochondrion with the ETC of the light reactions for both the source and destination for electrons. B.) Would ATP biosynthesis happen if ionophores, which would create holes in the thylakoid membrane and allow uncontrolled passage of charged molecules such as protons between compartments, are provided to the chloroplast? Why or why not? C.) How would you modify Complex I of the electron transport chain to decrease ATP yield from Step 3 of β-oxidation? As part of this, you must explain why there is a difference in ATP yield between NADH and FADH 2 AND give a specific change to the ETC that would decrease ATP yield from Step 3arrow_forwardA. Explain the role of ATP in life process. B. Complete the following table by comparing and contrasting the light-dependent and light-independent reactions of photosynthesis. You may use the link below for reference. https://youtu.be/KfvYQgT2M-k Light- independent reactions Point of Light-dependent reactions Comparison 1. Raw materials 2. Part of the chloroplasts where they occur 3. Light requirements 4. Products 15. Ву-productsarrow_forward
- Per NADH consumed by Complex I, indicate the number for each, AS those reducing equivalents flow through the electron transport chain. In other words, if "XYZ" molecule gets reduced at one step and then re-oxidized at the next step, that would count as 1 XYZ reduced. Think Total not Net. a)Total # of Cytochrome C proteins reduced b)Total # of H+ pumped across membrane c)Total # of H2O producedarrow_forwardA. The C4 plant performs photosynthesis more efficiently than the C3 when the CO2 concentration is 600ppm or less. Provide one reason why the rate of photosynthesis doesn’t change for the C4 plant when the CO2 concentration increases above 400 ppm. B. Discuss what is happening in the C3 plant when the CO2 levels are below 50 ppm. Provide one reason why this does NOT happen to the C4 plant.arrow_forwardA. what cyclic pathway does this common metabolite enter? B. what are the reduced forms of NAD+ and FAD? What are the entry points for the reduced forms of NAD+ and FAD in the electron transport chain? C. what is the final electron acceptor in the electron transport chain?arrow_forward
- 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_forwardIdentify the chemical basis for ApH and AY across the chloroplast thylakoid membrane by dragging the descriptions to their targets. Be sure to notice that the upper arrow iindicates ApH and the lower arrow indicates ΔΨ. ATP synthase complex H+ N ADP + P₁ Light energy ATP H*N Photosystem I/II- Chloroplast N side Aus PN ApH T + Thylakoid membrane HTp H+p Lumen Stroma P side Proton circuit A B High H concentration Low positive charge High positive charge Low H+ concentration Within the image, identify the types of proton translocation by dragging each label to its target. O XH₂ 2H+ + Z 2 H* ZH₂ O XH₂ Z 2H+ ZH₂ 2H+ C A B Proton pump Redox looparrow_forward
- Provide a simplified schematic presentation of how electrons are transported in the mitochondria (electron transport chain) to generate the proton motive force (oxidative phosphorylation) in order to clarify energy production from NADH and FADH2. Clearly indicate the location and direction of electron and proton flow.arrow_forwardDiscuss why the electron transport chain ceases to operate when actively respiring mitochondria are exposed to an inhibitor of ATP Synthase. Name several specific inhibitors of ATP synthase. How do those inhibitors inhibit ATP synthase? What is the thermodynamic result of this inhibition? Why does the inhibition of the synthase cause inhibition of the ETS?arrow_forwardThe reduction potentials of iron in each of the cytochromes in the electron transport complexesvary from 0.The reduction potentials of iron in each of the cytochromes in the electron transport complexes vary from 0.1 V to 0.39 V. Explain why these different values are necessary for the operation of this processarrow_forward
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