Assuming average is required, the following results were found.
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Measuring reaction time of a human nerve-controlled reaction
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Observing the effects of exercise on the human body
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Quantitative food test: protein content of powdered milk
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Biodiversity in your backyard!
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A window on the past: Measuring stomatal density
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Investigating turn alternation behaviour of woodlice
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Measuring the Vitamin C content of foods and fruit juices
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Observing the growth of pollen tubes
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Measuring respiratory quotient
Results 1 - 9 of 9