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Essay Details:
Essay text:
It will be easier to observe as it has a translucent body, making it able to see the heart beating under a microscope. It will be a "blind study" to avoid bias results, so everyone will be unaware what the solution consists of.
Purpose
The purpose of my experiment was to determine how caffeine affected the heart rate of Daphnia.
Hypothesis
I believe that a Daphnia subjected to a caffeine solution will show a rise in heart rate, this rise in heart rate should reflect the concentration of caffeine in a given solution. My theory can be backed up well, as caffeine is a stimulant that speeds up the body affecting the nervous system and rate in which the nerve pulses are sent and received in humans...
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