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Pigments

The light-absorbing molecules the plants use to gather the sun's energy
What are the regions of the visible spectrum in which chlorophyll absorbs light very well?

Blue-violet region
Jan van Helmont

Plants gain most of their mass from water
Jan Ingenhousz

Plants produce oxygen bubbles in the light, but not in the dark.
Joseph Priestly

Plants release oxygen
Equation for Photosynthesis

Carbon Dioxe + Water -> Sugars + Oxygen
Thylakoid

Sac-like photosynthetic membranes
Granum

Stacks of thylakoids
Grana

Space outside thylakoid
Where do light dependent reactions occur?

In the thylakoid
What are the raw materials of a light dependent reaction?

Light, water, ADP, NADP+
What are the products of a light dependent reaction?

ATP, NADPH, O₂
What are the raw materials of the calvin cycle?

ATP, NADPH, CO₂
What are the products of the calvin cycle?

C₆H₁₂O₆(Glucose)
What are four factors that affect photosynthesis?
- Amount of water
- Temperature
- Light intensity
- Carbon dioxide concentration
Where does the calvin cycle occur?

Stroma