Podcast
Questions and Answers
Where is Photosystem I (PSI) primarily located within the chloroplast?
Where is Photosystem I (PSI) primarily located within the chloroplast?
- In the thylakoid membrane grana
- In the outer membrane of the chloroplast
- In the stroma
- In the stroma thylakoid membranes (correct)
Which phenomenon is characterized by a decrease in the quantum yield at longer red light wavelengths?
Which phenomenon is characterized by a decrease in the quantum yield at longer red light wavelengths?
- The Calvin cycle
- Photophosphorylation
- The Emerson effect
- The Red drop effect (correct)
Which effect describes the increase in photosynthetic rate when using red and far-red light together?
Which effect describes the increase in photosynthetic rate when using red and far-red light together?
- Photolysis
- Cyclic electron flow
- The Emerson effect (correct)
- The Red drop effect
In which part of the thylakoid membrane is Photosystem II (PSII) predominantly found?
In which part of the thylakoid membrane is Photosystem II (PSII) predominantly found?
Besides the photosystems, what other important components are present in plants for light absorption?
Besides the photosystems, what other important components are present in plants for light absorption?
According to the diagram, where is Photosystem I (PSI) primarily located?
According to the diagram, where is Photosystem I (PSI) primarily located?
Which term describes the region surrounding the thylakoids where the Calvin cycle occurs?
Which term describes the region surrounding the thylakoids where the Calvin cycle occurs?
What color is most indicated as playing a role along with chlorophyll in light absorption?
What color is most indicated as playing a role along with chlorophyll in light absorption?
The diagram labels structures as 'appressed' and 'non-appressed.' What are these most likely referring to?
The diagram labels structures as 'appressed' and 'non-appressed.' What are these most likely referring to?
Besides the grana thylakoid, where else is a thylakoid mentioned as existing?
Besides the grana thylakoid, where else is a thylakoid mentioned as existing?
Flashcards
Red drop effect
Red drop effect
A decrease in the efficiency of photosynthesis when using longer wavelengths of red light.
Emerson effect
Emerson effect
The phenomenon where the rate of photosynthesis is increased when plants are exposed to both red and far-red light simultaneously.
Photosystem I (PSI)
Photosystem I (PSI)
A protein complex found in the thylakoid membranes of chloroplasts that captures light energy for photosynthesis.
Photosystem II (PSII)
Photosystem II (PSII)
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Chlorophyll
Chlorophyll
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Grana
Grana
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Thylakoid
Thylakoid
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Stroma Thylakoid
Stroma Thylakoid
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Stroma
Stroma
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