An Analysis of the Gas Exchange Ratio in Chemistry (3900 words, 18 pages)
Gas Exchange 3.1 Surfacearea to volume ratio Exchangeof gases occurs by diffusion at surface Whereas Productionof wastes and use of resources occurs in the volume Therefore,as organisms increase in size they have proportionately less surface area comparedto volume Adaptations flat, thin , ribbed bodies increase exchange surfaces 3.2 Asorganisms get ...
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