Variables: Independent variable:- Concentration of caffeine given to each Daphnia (0, 0.001, 0.01, 0.1, 1, 10, 100) ml/L Dependent variable:- The heartrate of the Daphnia measured in beats per minute Controlled variables:-
Apparatus:
Method:
Risk assessment: Use of glassware - Glassware may shatter when being used and create glass shards that can cause damage to you or others. Risk level 2 as glassware has the potential to cause serious harm. Risk likeliness 1, if used correctly and sensibly the glassware should remain intact and even if it does shatter it will most likely not injure anyone. Results:
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Jack BojanArdingly College Archives
March 2017
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