2. Action spectrum of photosynthesis
Fig 10.9

3. Phototropism responds to blue light
Fig 39.16

4. Seedling germination may depend on light
Fig 39.17
Seedling germination may depend on light

5. Phytochrome: a reversible receptor
Fig 39.19
Phytochrome: a reversible receptor

6. Hey, want to swap some pollen?

7. I don’t have any flowers.

8. I guess I will have to find another plant.

9. I hate when that happens. You give really good pollen.

10. Plants use day length to synchronize flowering
Fig 39.21

11. The critical period is actually night length
Fig 39.21

12. Phytochrome regulates flowering time
Fig 39.22

13. Plants use night length to determine the season.

14. Time for a Plant-themed Scavenger Hunt...
Return scavenger hunt forms to BIO 6 by noon.