Biology

I know that the phosphate [cells] and sodium barcarbonate [blood plasma] buffer systems are two examples of biological buffers; however, i am writing an essay for bio and i need a third example. does anyone know of a third biological buffer system?

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  1. http://www.brynmawr.edu/Acads/Chem/Chem104lc/buffers.html

    See the three classes here.

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    bobpursley
  2. try this site
    scifun.chem.wisc.edu/chemweek/BioBuff/BioBuffers.html

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  3. thanks

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