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The Measurement Of Gas Exchange In Blue Gouramis
Beginning of paper
Introduction
The purpose of this lab experiment was to observe and measure the effect of depleting oxygen content in water on the opercular beats and on the gulp trips of Trichogaster trichopterus. Oxygen is an essential element in the daily lives of most organisms. A continuous supply of oxygen is needed for all organisms for cellula .... Middle of paper
.... that enabled them to adapt to this problem. Since water contains an insufficient concentration of oxygen, fishes use gills to obtain the required amount of oxygen---via the counter-current exchange process. As water enters the mouth of a fish, it passes through slits in the pharynx, flows over the gills, and exits at the back of the operculum (gill cover) (Campbell 1997). This ventilation process serves to bring in a fresh supply of oxy ....
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Number of words: 2843
Number of pages: 11 (approx. 250 words per double-spaced page)
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