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Biology-Related Homework Help Zoology and Botany Topic started by: dracko on Nov 16, 2017



Title: Why does Arabidopsis have 5 genes that code for phytochrome?
Post by: dracko on Nov 16, 2017
Why does Arabidopsis have 5 genes that code for phytochrome?
A) They mediate different types of responses to red/far-red light.
B) Several of them sense red light and the others sense far-red light.
C) All 5 phytochrome absorb different types of light, maximizing sensitivity of plant to it.
D) Some of the phytochromes do not function in light absorption, but regulate other processes.


Title: Re: Why does Arabidopsis have 5 genes that code for phytochrome?
Post by: mastema on Nov 16, 2017
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