The oxidation of water requires four electrons, but chlorophyll molecules can transfer only one electron at a time. Describe how these two statements can be reconciled.
Q: In order to make one molecule of glucose, 2 G3P molecules are needed. In which step of the Calvin…
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: Why is the nickname "dark reactions" not entirely correct for the chemical stage of photosynthesis?
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Q: What is photosynthesis? Give also the complete chemical reaction.
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A: Light dependent reaction takes place in the thylakoid membrane of the chloroplast. It is the part of…
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Q: Many of the enzymes involved in photosynthesis aid in chemical reactions that remove electrons from…
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Q: What is the general chemical equation of photosynthesis? Why doesn't that equation clearly show the…
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Q: Is the conversion of fumarate to malate a redox (electron transfer) reaction? Give the reason for…
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Q: Describe the movement of electrons from water to NADP+in the light reactions.
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Q: Why is it true that the electrons from photolysis are absolutely required for photosynthesis?
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Q: Identify the similarities and differences between the Krebs cycle and the Calvin cycle.
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Q: Which of the following statements about the Calvin-Benson cycle is TRUE?
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Q: The final product of the Calvin cycle is a 6-C sugar. Is this correct? Justify.
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Q: The equation for photosynthesis is 6CO2 + 6H2O + Sunlight --> C6H12O6 + 6O2. Explain the role of…
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Q: By what oxygen is not produced during photosynthesis?
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Q: Why is it said that during photosynthesis carbon dioxide is enriched to form glucose?
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Q: What is respiration in plants? Give also the complete chemical reaction.
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A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…
Q: The term "dark reactions" was once used to describe the Calvin cycle. Explain why this term was used…
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The oxidation of water requires four electrons, but chlorophyll molecules can transfer only one electron at a time. Describe how these two statements can be reconciled.
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- Photosynthesis is a biochemical pathway that involves three kinds of activities. Name these and explain how they are related to each other.What does this reveal about the role of the carbon dioxide in photosynthesis? (the solution with chara is green so it is neutral while the btb solution is yellow so it is acidic )What kind of changes must occur in the structure of a hexose molecule in order to produce a 3 C prow from a 6 C hexose? Write down their reactions.What steps does control take place? Explain.Make the energy balance of the cycle.
- Why is it true that the electrons from photolysis are absolutely required for photosynthesis?Many of the enzymes involved in photosynthesis aid in chemical reactions that remove electrons from the oxygen atoms in water and transfer these electrons to the carbon atoms in carbon dioxide. In these reactions, which is the reducing agent and which is the oxidizing agent? Explain why you have chosen that. not just simply giving the answer. thanksDuring photosynthesis, photons raise electrons to higher energy levels. These excited electrons belong to what compound?
- If we use ribulose-5-phosphate that has been labeled with 14C isotope at the Carbon 1 position in the carbon reactions (of the Calvin Cycle), on which carbon of 3-PG should we see the labeled C atom appear? Explain.The products of the light reactions of photosynthesis are _____________ and NADPH.Describe the Calvin Cycle of Photosynthesis and its function. What are some of the products that can be made from the Calvin cycle? Explain how the enzyme ribulosebisphosphate carboxylase catalyzes a reaction (RuBisCo).
- Explain why the statement is true. Photosynthesis is hypothesized to have been made possible by the appearance of chlorophyll associated with the mesozones of the cyanobacterialWhich of the following statements about the Calvin-Benson cycle is TRUE?Is the conversion of fumarate to malate a redox (electron transfer) reaction? Give the reason for your answer.