Lessons
Introduction to Proteins
Amino Acids, Statistical Tests, P-Values
AS LEVEL - PAPER 1 2017 - QUESTION 5
If you know your stuff this will be a pretty simple question. Choosing an appropriate statistical test and justifying why it's the right one for the situation is an absolutely key skill.
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Protein Structure
Types of Reaction, Protein Structure
AS LEVEL - PAPER 2 2018 - QUESTION 2
A nice simple recall question on amino acids and protein structure.
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Enzymes
Enzyme-Substrate Reactions, Calculating Rates, Drawings Graphs Practical Skills
AS LEVEL - PAPER 1 2019 - QUESTION 7
This question mostly assesses your skills, and is a good example of the type of question that you could get on the enzyme-substrate reaction practical.
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Protein Specificity
Protein Specificity, Antibodies, Data Validity
AS LEVEL - PAPER 2 2017 - QUESTION 7
Classic first part of this question on protein specificity of an antibody, make sure you can answer the same type of question if it asks about a protein receptor or enzyme.
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Enzyme Reactions - Temperature
Enzyme Reactions, Graph Analysis, Calculate Rate of Reaction
AS LEVEL - PAPER 1 2015 - QUESTION 2
A good all round enzyme reactions question.
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Enzyme Reactions - pH
Homeostasis, Diabetes, Proteins
A LEVEL - PAPER 3 2018 - QUESTION 1
A few different topics are examined in this question. A simple way to test your application of homeostasis, insulin and proteins.
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Enzyme & Substrate Concentration
Enzyme Action, Tangent, Colorimeter, Calibration Curve
AS LEVEL - PAPER 1 2016 - QUESTION 6
Lots of graph skills practice here. Make sure you know how to produce a calibration curve.
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Enzyme Reactions - Inhibitors
Text Analysis, Proteins, Enzymes Inhibitors
AS LEVEL - PAPER 1 2016 - QUESTION 9
Difficult application question which links many topics from mutations to proteins. Read the text very carefully. If you want more practice at these text analysis questions, they are always the final question on AQA AS Paper 1 papers.
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