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nettenette

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nettenette

Having trouble with this question and another one

in the lungs of smokers, process called metaplasia occurs where normal lining cells of the lung are replaced by squamous metaplastic cells functionally, why is this an undesirable body reaction to...
21:25 Wed 20th Jan 20101 answer, last by boxtops 21:29 Wed 20th Jan 2010

Only 1 question