BIG PICTURE.

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Presentation transcript:

BIG PICTURE

Stomata Mesophyll tissue Mesophyll cell chloroplast

Grana (stack of thylakoids) Stroma (solution)

Why are leaves GREEN? Sunlight = White light and contains all colors of the spectrum Leaves contain pigments chlorophyll a & b and carotenoids Chlorophylls absorb all colors besides green = reflect green

Why do leaves change in the fall? Leaves loose their chlorophyll as they die Carotenoids (pigment) reflect yellows, oranges, greens

Pigments

LIGHT REACTION: Electron Transport (draw on yellow paper)

Figure 8-10 Light-Dependent Reactions Section 8-3 Hydrogen Ion Movement Photosystem II Chloroplast ATP synthase Inner Thylakoid Space Thylakoid Membrane Stroma Electron Transport Chain Photosystem I ATP Formation

Calvin Cycle: (draw on colored paper)

Figure 8-11 Calvin Cycle Section 8-3 CO2 Enters the Cycle Energy Input ChloropIast 5-Carbon Molecules Regenerated 6-Carbon Sugar Produced Sugars and other compounds