Biology 7401 Paper 1 June 2019, AQA AS-Level Past Papers with Mark Schemes

AQA AS Level Biology (7401) Jun 2019

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This AQA AS Biology exam tests understanding of molecular biology, biochemistry, and genetics. Key topics include DNA structure, protein synthesis, and enzyme function. It covers mechanisms such as peptide bond formation, the role of antibodies in ELISA tests, and the relationship between enzyme active sites and reaction rates. The paper also includes data analysis related to biochemical tests, such as Benedict’s test, and investigations into the effects of chemicals on cell processes. Additionally, the exam explores topics like gene mutations, the function of monoclonal antibodies, and the cellular impact of drugs like ABZ on cancer cells.