IB Biology Internal Assessment Exemplar: Research Question: How does the temperature (25oC, 30oC, 35oC, 40oC, 45oC) (±0.5oC) of starch solution affect the ability of amylase to break it down measured by how long the reaction takes via stopwatch (±0.01s) to finish by observing color change, using iodine solution in a spotting | RevisionDojo