BI-2165
Planning an investigation
Biology · Secondary 4 · Easy · Planning an investigation
In an experiment, a student investigates how temperature affects the activity of amylase on starch. The student measures the time taken for the starch to be completely broken down at different temperatures. What is the dependent variable in this experiment?
- Temperature of the amylase solution
- Volume of the starch solution used
- Time taken for starch to be completely broken down
- Concentration of the amylase solution
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