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Absorption and Action Spectra

Absorbtion spectrum describes the different amount of sunlight of different wavelength that chlorophyll absorbs. There are three types of chlorophyll’s characterized by their absorption spectra.

Chlorophyll A - 650-700 nm
Chlorophyll B- 450-500 nm
Carotenoids - 400-500 nm

Action spectrum shows the amount of light absorbed by a pigment against the wavelength of light.

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