You searched for phytochrome - Biology Articles, Tutorials & Dictionary Online

phytochrome plant pigment protein that absorbs red light and then initiates physiological responses governing light... Read More

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Pr (Science: plant biology) The form of phytochrome that absorbs light in the red region (660 nm) and is thus converted to... Read More

Pfr The form of phytochrome that absorbs light in the far red region, 730nm and is thus converted to pr. It slowly and... Read More

photoperiodism (Science: biology) Events triggered by duration of illumination or pattern of light/dark cycles: often the... Read More

Definition noun, plural: nastic movements The non-directional movement (of plants) in response to a stimulus (e.g. humidity,... Read More

Definition noun, plural: nyctinasties (botany) The nastic movement of plant parts such as leaves and petals in response to... Read More

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