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Biology investigation: Investigating the effect of Catalase concentration on the speed of reaction with Hydrogen Peroxide

Planning 2
Aim: 2
Prediction 2
Research 2
What is Catalase? What does it do? 2
How could I measure the rate of reaction? 3
Is this method viable? 3
How can I make sure that my results are fair? 4
How will I control my variables? 6
What are the risks? 7
Method 7
Equipment 7
What will gain/lose oxygen in my experiment? 9
Final Method 10
Implementation 10
Table of results 10
Graphs 11
A graph to show cumulative oxygen produced in cm cubed when reacting 1 to 5 percent yeast concentration with 2 ml hydrogen peroxide 11
A graph to show the gradients of each yeast concentration 11
Analysis 12
Graph analysis 12
Cumulative oxygen graph analysis 12
Calculating my gradients 12
Gradient graph conclusion 13
Evaluation 15
Anomalous results 15
Error 15
Percentage error of equipment 15
Main sources of error 16
My new method 16
Equipment: 16
...

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Title: Catalase Investigation
Approximate word count: 5509
Approximate pages: 23 (250 words per double-spaced page)

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