lecture_guide_march25

lecture_guide_march25 - P r P fr Phytochrome controls plant...

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Eric’s lecture guide for March 25, 2008 – Plant Responses to Environment General model for responses to environment: reception – transduction – response Example of light response: de-etiolation Light Receptor: phytochrome
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Phytochrome exists in two forms: P r and P fr Interconversion between phytochrome forms: Model of de-etiolation: signal reception – transduction – response
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Unformatted text preview: P r P fr Phytochrome controls plant responses to daylength (or nightlength): flowering Example of light response: phototropism Light receptor: phototropin Signal transduction in phototropism involves phytohormone (auxin) Auxin role in phototropism: stimulation of cell elongation...
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lecture_guide_march25 - P r P fr Phytochrome controls plant...

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