Enzymes & Metabolism (AQA GCSE Biology): Flashcards
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12 cards from this deck
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Practise the cards
12 cards from this deck
Variable investigated in amylase-starch experiment
Variable investigated in amylase-starch experiment
pH
Enzyme that breaks down starch to maltose
Enzyme that breaks down starch to maltose
Amylase
Product formed when amylase breaks down starch
Product formed when amylase breaks down starch
Maltose
Indicator used to test for starch
Indicator used to test for starch
Iodine
Iodine colour when starch is present
Iodine colour when starch is present
Blue-black
Iodine colour when no starch present
Iodine colour when no starch present
Brown
Independent variable in pH-amylase experiment
Independent variable in pH-amylase experiment
Buffer solution (pH)
Equipment used to hold iodine drops in experiment
Equipment used to hold iodine drops in experiment
Spotting tile
Equation to calculate rate in timed starch breakdown
Equation to calculate rate in timed starch breakdown
General equation for rate when measuring change over time
General equation for rate when measuring change over time
Factor to control in pH-amylase experiment
Factor to control in pH-amylase experiment
Temperature (and other factors)
Equipment to warm amylase-starch solution
Equipment to warm amylase-starch solution
Water bath or electric heater