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Article #2601

Re: Completion time of Calvin cycle...?

#2601
From: marder
Date: Tue, 17 Nov 1992 16:18
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In article <1992Nov14.220319.12688@ncsu.edu>, happy@garfield.catt.ncsu.edu (Rusty Soots) writes:
>
>   Got a question.  Given a ideal photosynthetic temp. (e.g. 75F) and
> an average plant such as an oak tree, how long would it take to
> complete six turns of the Calvin cycle to produce one molecule of glucose?
> Any help would be greatly appreciated!  Thanks!

Not really a very good question.  The Calvin cycle is a complicated web of
biochemical reactions each with its own kinetic parameters, and some under
regulatory control.
However, I can answer a slightly different question i.e. how long does it
take for CO2 fixed from the atmosphere to turn up in glucose?  The answer
is a few minutes.
--
                                 '      Jonathan B. Marder
Internet: MARDER@AGRI.HUJI.AC.IL |      Department of Agricultural Botany
Bitnet:   MARDER@HUJIAGRI        | /\/  The Hebrew University of Jerusalem
Phone:    (08 or +9728) 481918   |/  \  Faculty of Agriculture
Fax:      (08 or +9728) 467763   /      P.O.Box 12, Rehovot 76100, ISRAEL
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Subject: Re: Completion time of Calvin cycle...?
Message-ID: <1992Nov17.171819.1@agri.huji.ac.il>
From: marder@agri.huji.ac.il
Date: 17 Nov 92 17:18:19 IST
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