English National Curriculum - Science
Mission Objectives
Explain the term optimum temperature and pH in relation to enzyme action
Explain how enzyme action is altered due to changes in pH or temperature
Interpret graphs relating to enzyme changes and calculate rate of reaction at given times
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Words and meanings to learn
optimum temperature
the temperature at which an enzyme-substrate reaction works best at.
optimum pH
the pH at which an enzyme-substrate reaction works best at.
denature
when the enzyme's active site changes shape so it can no longer bind with the substrate and produce a product.
initial reaction
the start of the reaction; this is usually the fastest part of the reaction.
bile
a substance produced by the liver and stored in the gall bladder. It is responsible for emulsifying fats and neutralising the acid mixed with food exiting the stomach.
Samantha is an accomplished science educator whose current work centres on curriculum design and professional development, supporting teachers to deliver high-quality science education through evidence-informed approaches. She is a former Head of Chemistry and Sixth Form Tutor with extensive Key Stage 4 and 5 experience, and has worked as an AQA examiner, giving her valuable insight into assessment standards and what students need to succeed.
Underpinning this is a strong foundation in applied science built across a range of industry roles. Samantha has held scientific roles at John Smith's Brewery, Yorkshire Water and WasteCare, where she led technical projects, drove operational efficiencies and ensured compliance with industry standards. Across these roles she has first-hand experience of how scientific knowledge translates into measurable outcomes in professional and commercial environments.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket.
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