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In this experiment we are trying to find out how the concentration of caffeine can affect the heart rate of a brine shrimp.Caffeine is a stimulant  

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Introduction In this experiment we are trying to find out how the concentration of caffeine can affect the heart rate of a brine shrimp. Caffeine is a stimulant and mainly affects the central nervous system, and will increase your heart rate. Caffeine affects daphnia in the same way as it affects a human; the experiment was done the same as ours except we used a brine shrimp. Caffeine is popular in our society, but yet it is not part of a healthy diet. Large amounts of caffeine can cause serious health related problems. It is possible to use daphnia to test different amounts of caffeine to see how much challenges human health. Caffeine Caffeine is a type of stimulant that speeds your body up and can affect the nervous system, and other parts of the body. This stimulant belongs to the xanthenes group. Caffeine dissolves in water and alcohol. It can cause serious health...

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