Ch10pp199-201Questions - carbon fixed by Calvin Cycle” 5...

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Independent reading: Chapter 10, pp. 199-201. Photosynthesis in hot and arid climates. Use the following questions to guide your reading. 1. In hot and arid climates, plants are facing a problem, a trade-off between CO 2 intake and water evaporation. What structure in the leaf allows CO 2 intake and water evaporation? 2. During sunny and hot days, photosynthesis levels go down. What is the reason for this decrease in productivity? 3. In the process of photorespiration, _________ is used and _____________ is produced. How many ATP molecules are produced in this process? 4. Explain the statement “photorespiration drains away as much as 50% of the
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Unformatted text preview: carbon fixed by Calvin Cycle”. 5. Give one example of a C4 plant. Where does the name C4 come from? 6. Compare the process of Photosynthesis in C3 and C4 plants: A. How is the function of the mesophyll cells differ between C3 and C4 plants? B. What is the function of the bundle sheath cells? C. What is the logic behind engaging these two types of cells in the C4 Photosynthesis? D. Mesophyll and the bundle sheath cells communicate through plasmodesmata? What are plasmodesmata? (the textbook’s glossary has a good description)...
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