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BIOL 341 (32)
Kenton Ko (32)
Lecture

Wk9L2blue light.pdf

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Department
Biology
Course
BIOL 341
Professor
Kenton Ko
Semester
Winter

Description
Guard cell signaling Need Co2 for carbon fixation but you will loose water out of these poresGuard cells control stomatal pores o Pathways control whether pores are open or not o Stomata are the pores o Guard cellsswell to open or shrink to close CAM open in evening to loose less waterIon channels are faster than gene expressionMain regulators o ABA closing o Opening light and solutes Guard cells respond to red light but blue light enhances the effectRed light reversible under certain wavelengths with phytochromePhytochrome doesnt respond in blue lighto Identified a protein which he is keeping a secret Part of the spectrum that phytochrome is not active inMust be another photoreceptor
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