Rate of an Enzyme Controlled Reaction (AQA A-Level Biology): Flashcards
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Practise the cards
10 cards from this deck
Rate of reaction formula
Rate of reaction formula
Type of enzyme: trypsin
Type of enzyme: trypsin
Protease
Visual change when casein hydrolysed
Visual change when casein hydrolysed
Milk: opaque to colourless
Effect of temp increase before optimum
Effect of temp increase before optimum
Rate ↑; more kinetic energy & enzyme-substrate complexes
What happens beyond optimum temperature
What happens beyond optimum temperature
Tertiary structure breaks; active site shape changes
Required enzyme-substrate relationship
Required enzyme-substrate relationship
Complementary
Independent variable investigated
Independent variable investigated
Temperature
Purpose of equilibration
Purpose of equilibration
Samples reach target temperature
Graph axes: y vs x
Graph axes: y vs x
Rate of reaction vs temperature
How to improve reliability
How to improve reliability
Multiple repeats & calculate mean