Chapter 8: The Green World's Gift: Photosynthesis

1.	In the CAM pathway, carbon dioxide fixation occurs: [Hint]
2.	Which pathway is the primary method used by most plants to fix carbon dioxide into sugar molecules? [Hint]
3.	Why does photorespiration pose a major problem for plants? [Hint]
4.	What is a disadvantage of the C4 pathway? [Hint]
5.	Plants like cacti must conserve as much water as possible. The pathway needed for this is _____. [Hint]
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