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AP: CHAPTER 10: PHOTOSYNTHESIS
1. What role do autotrophs fill in the biosphere?
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3. What is the source of oxygen released from photosynthesis?
4. In the overview of photosynthesis, indicate the most significant function of:
a. Light reaction
b. Calvin cycle
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7. The porphyrin ring of chlorophyll contains the element
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8. What does chlorophyll do when excited by photons?
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11. How does cyclic differ from noncyclic photophosphorylation?
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12. To generate ATP, chloroplasts rely on the ETC to
and AlP is synthesized when:
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14, Where in the chloroplast is the H+ concentration highest?
15. What happens during carbon fixation?
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16. List the materials the plant uses during the Calvin cycle and the source of the materials.
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17. The products of the Calvin cycle are
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18. What environmental and internal challenges have forced both C4 and CAM plants to evolve
alternatives to the photosynthesis system used by other plants?
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19, Why do high oxygen levels inhibit photosynthesis?
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21. What evolutionary adaptations to the Calvin cycle are seen in C4 plants like sugar cane?
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their vanation on the Calvin cycle
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23. What evolutionary adaptation to the Calvin cycle is see~3In CAM ~lants like cacti?
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