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The Measurement Of Gas Exchange In Blue Gouramis
Start of Term 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 .... Middle of Term Paper
... The dissolved oxygen concentrations in an aquatic environment is much lower than the 21% oxygen concentration available in the atmosphere (Barstow et al. 1999), hence special problems pertaining to the acquisition of sufficient amounts of oxygen arise for aquatic organisms---namely fish.
Fishes have had to develop adaptations 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, ... |
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