Cyclic Photophosphorylation Takes Place When

question 5

Multiple Choice

Cyclic photophosphorylation takes place when:

• A) there is not enough light to activate the PSII complex.
• B) NADPH is high, therefore energy is used to drive the citrate cycle.
• C) ferredoxin is used to reduce the Mn-cluster.
• D) the proton gradient is not high enough to go all the way through the system.
• E) NADPH/NADP⁺ ratio is high, energy is used in generating ATP.

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Definitions:

Shawnee Chief

A leader among the Shawnee people, a Native American tribe historically located in the northeastern and midwestern United States.

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A Native American leader of the Shawnee who worked to unite Native American tribes against American expansion in the early 19th century.

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A movement or cooperation among different Native American tribes across North America regardless of their tribal affiliations, often in response to European colonisation.

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A military conflict between the United States and Great Britain from 1812 to 1815, primarily due to issues over trade restrictions and impressment of American sailors by the British Navy.