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Questions and Answers
Which process is responsible for the synthesis of ATP from ADP and inorganic phosphate in the presence of light?
Which process is responsible for the synthesis of ATP from ADP and inorganic phosphate in the presence of light?
- Photophosphorylation (correct)
- Oxidative phosphorylation
- Cellular respiration
- Fermentation
What is the name of the process that occurs when both photosystems I and II work in a series?
What is the name of the process that occurs when both photosystems I and II work in a series?
- Oxidative phosphorylation
- Cyclic photophosphorylation
- Non-cyclic photophosphorylation (correct)
- Substrate-level phosphorylation
Which pigment is involved in the initial light absorption in photosystem I?
Which pigment is involved in the initial light absorption in photosystem I?
- Chlorophyll b
- Chlorophyll a
- Carotenoids
- Chlorophyll P700 (correct)
Which of the following is produced during cyclic photophosphorylation?
Which of the following is produced during cyclic photophosphorylation?
Where does cyclic photophosphorylation potentially occur in the chloroplast?
Where does cyclic photophosphorylation potentially occur in the chloroplast?
What is the primary function of the electron transport chain in photosynthesis?
What is the primary function of the electron transport chain in photosynthesis?
Which of the following statements about cyclic photophosphorylation is correct?
Which of the following statements about cyclic photophosphorylation is correct?
According to the chemiosmotic hypothesis, what is the primary cause of the proton gradient across the thylakoid membrane?
According to the chemiosmotic hypothesis, what is the primary cause of the proton gradient across the thylakoid membrane?
Where does the accumulation of protons occur during the light reactions of photosynthesis?
Where does the accumulation of protons occur during the light reactions of photosynthesis?
What is the primary role of the proton gradient across the thylakoid membrane?
What is the primary role of the proton gradient across the thylakoid membrane?
Which of the following statements about the light reactions of photosynthesis is correct?
Which of the following statements about the light reactions of photosynthesis is correct?
What is the primary function of the photosystems (I and II) in the light reactions of photosynthesis?
What is the primary function of the photosystems (I and II) in the light reactions of photosynthesis?
Which of the following is NOT a product of the light reaction in photosynthesis?
Which of the following is NOT a product of the light reaction in photosynthesis?
What is the role of the proton gradient created across the thylakoid membrane during the light reaction?
What is the role of the proton gradient created across the thylakoid membrane during the light reaction?
Which of the following pigments is primarily responsible for absorbing light energy during the light reaction?
Which of the following pigments is primarily responsible for absorbing light energy during the light reaction?
What is the role of the CF1 portion of the ATP synthase enzyme?
What is the role of the CF1 portion of the ATP synthase enzyme?
Which of the following processes directly depends on the presence of light?
Which of the following processes directly depends on the presence of light?
What is the primary function of NADPH produced during the light reaction?
What is the primary function of NADPH produced during the light reaction?
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