The structure of an amino acid
The structure of an amino acid
An amino acid is an organic molecule containing both an amine functional group and a carboxylic acid functional group. The amine group is -NH2\text{-NH}_2-NH2, and the carboxylic acid group is -COOH\text{-COOH}-COOH.
Step-by-step lessons covering AQA GCSE Chemistry 7.3.3 Amino acids (HT only) for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Nail the core quantitative topics — moles, balancing equations and calculations — early on, since they underpin higher-tier questions across every paper and topic.