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Extension Questions Which of the following sequences correctly represents the flow of electrons during photosynthesis? A) NADPH 02 → CO2 B) H₂O NADPH →Calvin cycle C) NADPH chlorophyll →Calvin cycle D) H2O E) NADPH photosystem I → photosystem II electron transport chain → 02 Place these events in the correct order: absorption of electromagnetic radiation by chlorophyll, synthesis of sugars, utilization of carbon dioxide by Calvin cycle enzymes, synthesis of NADPH, synthesis of ATP, conversion of water into molecular oxygen. Is NADP+ oxidized or reduced during the light reactions? How do you know this? What would you expect to happen if you inactivated the NADP+ reductase? Model 3 Photosystems - ©2011 Pearson Education, Inc. 18. In model 3, what are the photosystems composed of? 19. What are P680 and P700? 20. Name three pigment molecules that can be associated with photosystems. 21. Why is there more than one pigment associated with each photosystem? Model 4: The Calvin Cycle 22. How many molecules of CO2 are required for a net synthesis of one molecule of Glyceraldehyde-3-phosphate (G3P)? 23. One molecule of G3P leaves the cycle to be used by the plant cell. What happens to the other 5 molecules of G3P? 24. State 4 different ways that the plant uses G3P?

Extension Questions Which of the following sequences correctly represents the flow of electrons during photosynthesis? A) NADPH 02 → CO2 B) H₂O NADPH →Calvin cycle C) NADPH chlorophyll →Calvin cycle D) H2O E) NADPH photosystem I → photosystem II electron transport chain → 02 Place these events in the correct order: absorption of electromagnetic radiation by chlorophyll, synthesis of sugars, utilization of carbon dioxide by Calvin cycle enzymes, synthesis of NADPH, synthesis of ATP, conversion of water into molecular oxygen. Is NADP+ oxidized or reduced during the light reactions? How do you know this? What would you expect to happen if you inactivated the NADP+ reductase? Model 3 Photosystems - ©2011 Pearson Education, Inc. 18. In model 3, what are the photosystems composed of? 19. What are P680 and P700? 20. Name three pigment molecules that can be associated with photosystems. 21. Why is there more than one pigment associated with each photosystem? Model 4: The Calvin Cycle 22. How many molecules of CO2 are required for a net synthesis of one molecule of Glyceraldehyde-3-phosphate (G3P)? 23. One molecule of G3P leaves the cycle to be used by the plant cell. What happens to the other 5 molecules of G3P? 24. State 4 different ways that the plant uses G3P?

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
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Extension Questions Which of the following sequences correctly represents the flow of electrons during photosynthesis? A) NADPH 02 → CO2 B) H₂O NADPH →Calvin cycle C) NADPH chlorophyll →Calvin cycle D) H2O E) NADPH photosystem I → photosystem II electron transport chain → 02 Place these events in the correct order: absorption of electromagnetic radiation by chlorophyll, synthesis of sugars, utilization of carbon dioxide by Calvin cycle enzymes, synthesis of NADPH, synthesis of ATP, conversion of water into molecular oxygen. Is NADP+ oxidized or reduced during the light reactions? How do you know this? What would you expect to happen if you inactivated the NADP+ reductase?
Transcribed Image Text:Extension Questions Which of the following sequences correctly represents the flow of electrons during photosynthesis? A) NADPH 02 → CO2 B) H₂O NADPH →Calvin cycle C) NADPH chlorophyll →Calvin cycle D) H2O E) NADPH photosystem I → photosystem II electron transport chain → 02 Place these events in the correct order: absorption of electromagnetic radiation by chlorophyll, synthesis of sugars, utilization of carbon dioxide by Calvin cycle enzymes, synthesis of NADPH, synthesis of ATP, conversion of water into molecular oxygen. Is NADP+ oxidized or reduced during the light reactions? How do you know this? What would you expect to happen if you inactivated the NADP+ reductase?
Model 3 Photosystems - ©2011 Pearson Education, Inc. 18. In model 3, what are the photosystems composed of? 19. What are P680 and P700? 20. Name three pigment molecules that can be associated with photosystems. 21. Why is there more than one pigment associated with each photosystem? Model 4: The Calvin Cycle 22. How many molecules of CO2 are required for a net synthesis of one molecule of Glyceraldehyde-3-phosphate (G3P)? 23. One molecule of G3P leaves the cycle to be used by the plant cell. What happens to the other 5 molecules of G3P? 24. State 4 different ways that the plant uses G3P?
Transcribed Image Text:Model 3 Photosystems - ©2011 Pearson Education, Inc. 18. In model 3, what are the photosystems composed of? 19. What are P680 and P700? 20. Name three pigment molecules that can be associated with photosystems. 21. Why is there more than one pigment associated with each photosystem? Model 4: The Calvin Cycle 22. How many molecules of CO2 are required for a net synthesis of one molecule of Glyceraldehyde-3-phosphate (G3P)? 23. One molecule of G3P leaves the cycle to be used by the plant cell. What happens to the other 5 molecules of G3P? 24. State 4 different ways that the plant uses G3P?
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