Daphnia Investigation
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| Submitted: Thu Jul 11 2002
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Plan: The plan of this project was to find out what would happen to the daphnia if the conditions of its habitat were changed. I plan to change the water that the Daphnia is used to living in to either ethanol or caffeine. I wanted to see if anything happened to the Daphnia's cardiac output or if something else happens. Background Information: Daphnia's is the name of a group of small, aquatic crustaceans commonly called "Water Flea" Because their exoskeletons are clear; it is possible to watch Daphnia hearts without cutting the open. This allows the changes in Daphnia heart rate to be studied easily. The normal habitat of a Daphnia is lakes, rivers and ponds they are also used as fast food for fish. They are used as a fast food for fish because they swim fast and they make the fish fight for their food and not to just to rely...


