biology

Hello,

I have a question. For one molecule of glucose are there six CO2 molecules released during cellular respiration? I'm looking at the kreb/ citric acid diagram and I'm not sure if it is four or six CO2 molecules being released. I'll appreciate your response. Thanks.

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  1. Since this is not my area of expertise, I searched Google under the key words "kreb citric acid diagram" to get these possible sources:

    http://www.google.com/imgres?imgurl=http://dl.clackamas.edu/ch106-07/images/Mvc-004f.jpg&imgrefurl=http://dl.clackamas.edu/ch106-07/carbohyd.htm&h=103&w=137&sz=16&tbnid=OZWYl13b3scJ:&tbnh=103&tbnw=137&sa=X&oi=image_result&resnum=1&ct=image&cd=1
    http://www.google.com/imgres?imgurl=http://homepage.mac.com/dtrapp/chemGraphics.f/respiratonChain.jpg&imgrefurl=http://homepage.mac.com/dtrapp/eChem.f/labB10.html&h=120&w=106&sz=18&tbnid=kGAOsDXV108J:&tbnh=120&tbnw=106&sa=X&oi=image_result&resnum=1&ct=image&cd=2
    http://www.google.com/imgres?imgurl=http://homepages.ius.edu/GKIRCHNE/citric.jpg&imgrefurl=http://homepages.ius.edu/GKIRCHNE/Glycolysis.htm&h=127&w=134&sz=35&tbnid=ZNrlhBTnpnAJ:&tbnh=127&tbnw=134&sa=X&oi=image_result&resnum=1&ct=image&cd=3
    http://www.gwu.edu/~mpb/citric.htm
    http://www.essortment.com/all/diagramcitrica_rcbf.htm

    In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search.

    I hope this helps. Thanks for asking.

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