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[Post New] 27 Mar 2009 00:25:26 IST
   Subject: Question in Botany?
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N.P. Singh (488)

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Olaaa!! Perrrfect answer. 78  [127 rates]
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During the night, the PFR converts back to PR.

Sunlight is richer in red (660 nm) than far-red (730 nm) light, so at sundown all the phytochrome is PFR.so its Pr ( at 660 nm)that is responsible for flowering
Not everything that can be counted counts and not everything that counts can be counted....!
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