Time left 0:35:3- Ahmed measured the amount of ATP and NADPH used by the Calvin cycle in one hour. He found that 30,000 molecules of ATP are consumed, but only 20,000 molecules of NADPH are used. Where did the extra ATP molecules come from? O chlorophyll O photosystem I| O cyclic electron flow O noncyclic electron flow O photosystem I

Time left 0:35:3- Ahmed measured the amount of ATP and NADPH used by the Calvin cycle in one hour. He found that 30,000 molecules of ATP are consumed, but only 20,000 molecules of NADPH are used. Where did the extra ATP molecules come from? O chlorophyll O photosystem I| O cyclic electron flow O noncyclic electron flow O photosystem I

Biochemistry

6th Edition

ISBN:9781305577206

Author:Reginald H. Garrett, Charles M. Grisham

Publisher:Reginald H. Garrett, Charles M. Grisham

Chapter21: Photosynthesis

Section: Chapter Questions

Problem 18P: The Overall Free Energy Change for Photosynthetic NADP+ Reduction What is the overall free energy...

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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+
The Calvin-Benson cycle starts when a. light is available b. carbon dioxide is attached to RuBP c. electrons leave a photosystem II
Plants containing only chlorophyll b are exposed to radiation with the following wavelengths: 10nm (x- rays), 450nm (blue light), 670nm (red light), and 800nm (infrared light). Which plants harness the most energy for photosynthesis? X-ray irradiated plants Blue light irradiated plants Red light irradiated plants Infrared irradiated plants
Match each term with the best description. ______ PGAL a. absorbs light ______ CO2 fixation b. converts light to chemical energy ______ photolysis c. self-feeder ______ ATP forms; NADPH does not d. electrons cycle back to photosystem I ______ photorespiration e. problem in C3 plants ______ photosynthesis f. Calvin-Benson cycle product ______ pigment g. water molecules split ______ autotroph h. rubisco function
25/ 50 Which of the following is not true about near electron flow? A Photosystems I l are involved BPhotooxidation of chlorophyll a at the reaction center C Oxidation of NADPH D Electron flow through an electron transport chain E. Oxygen is released
one < A olchs.quiz-Iti-pdx-prod.instructure.com AA 55:15 Time Remaining Return Diagram 4: The Light Reactions of Photosynthesis STROMA Jow H concentration) Cytochrome complex Photosystem II Photosystem I Light NADP reductase 4H Light NADP H NADPH THYLAKOID SPACE (high H concentration) +2 H To Calvin -Cycle Thylakold membrane ATP- synthase STROMA (low H concentration) ADP ATP Diagram 4 shows a single thylakoid membrane taken from a chloroplast inside of a leaf cell. The events of the light dependent cycle that take place along the thylakoid membrane are shown. In the Thylakoid space water is split into O 02 H* and electrons O Ht, ATP and O2 O Photosystem II, electrons and oxygen O 02 and chlorophyll Previous
Sans MS A BI U v Av V 14 =<市< 和 Photosynthesis & Cellular Respiration Worksheet 1. What is the overall reaction (equation) for photosynthesis? 2. How does this compare to the overall reaction for cellular respiration? 3. Where does the energy for photosynthesis come from? 4. What plant pigments are involved in photosynthesis? 5. In what organelle of a plant cell does photosynthesis take place? 6. What is produced by photosynthesis? U.S.) Text Predictions: On
"Energy Transformation" ATP-ADP CYCLE Answer the following questions correctly and explain your answer. 1. What wavelength of light is most important to life on earth? 2. What color/s of light does chlorophyll absorb? What color does it reflect? 3. What composes a photosystem ? 4. In what part of the photosystem does the first step of light reaction take place? 5. Differentiate the two types of photosystem.
Orygen Producte UI:01:01 Time Remaining Return Next Your experimental team has gathered data on the rate of a plantť's photosynthesis, measured by oxygen production, as the light intensity was increased. The graph below was created from your gathered data. Note: Diagram 4 may also be helpful in answering the questions. Use the information in order to answer questions #28 - 31. Diagram 7: Rate of Photosynthesis with increasing light intensity 200 150 14 100 15 -100 16 100 200 300 600 700 Light Intensity (arbitrary unts) Glossary: 1. Pmar: The maximum pressure of oxygen gas. 2. Arbitrary units: The use of this term mean the graph is not using specific units as labels. Light intensity could be measured in lumens and oxygen production could have been measured in mm of Hg 17 18 Select the best explanation for the oxgen production leveling off as the light increases in intensity. 19 More light prevents water from getting to the leaf cells to be split. Photosystem l and Il in the light…
3:14 X photosynthesis workshee Topic # 14 Photosynthesis 1. True or false. The point of photosynthesis is to make sugar. outer membrane inner membrane stroma thylakoid channel interconnecting thylakoids granum (stack of thylakoids) 2. In the diagram above, where do the light-dependent reactions occur? 3. In the above diagram, where do the light-independent reactions occur? 4. In which part of photosynthesis is light energy converted into chemical energy? 5. What is the point of the light-independent reactions? 6. True or false. The light-dependent reactions happen during the day and the light-independent reactions happen during the night. 7. True or false. Photosynthesis is the process by which plants USE energy to stay alive.
Diagram 6: The Calvin Cycle Note: The circles near the chemical names represent carbon atoms. "RUBISCO' RUBP Carboxylase 3 CO2 1. Carbon dioxide is reduced 60000 3 3-phosphoglycera a 3C RUBP 6. CALVIN CYCLE 3. RUBP is regenerated from G3P. 2.3-Phospho- glycerate is reduced to G3P 3 ADP reverse re of glyca 3 ATP 6 N 6 N 5 G3P G3P 1 G3P Glucose (six carbons) Identify the part of the chloroplast in which the Calvin cycle takes place. outer chloroplast membrane inner thylakoid space stroma thylakoid membrane.
AURESCO P Carbaxylase 3 CO2 1. Carbon dioxuide 60 reduced RUBP 3-phosphogh CALVIN CYCLE 2.3.Phospho- Shycerate is reduced to G3P 3 ADP 3 RUBP Is regenerated trom G3P 3 ATP 5 G3P G3P 16SP Glucose (six carbons) Co, is needed in theCalvin Cycle in order to Donate a carbon to the reaction break down ATP transfer chemical energy go back to the light-dependent reaction