Edexcel A-level Biology A (Salters-Nuffield) 9BN0 · 2.9

Amino acids, polypeptides and protein structure

Code: 2.9
In: 2 Genes and Health
Course: A-level Biology A (Salters-Nuffield) 9BN0
Board: Edexcel

Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.

Points under 2.9

2.9(i) Basic structure of an amino acid
2.9(ii) Formation of polypeptides and proteins
2.9(iii) Primary structure and protein shape
2.9(iv) Globular and fibrous proteins: haemoglobin and collagen

Points in 2 Genes and Health

2.1 Gas exchange surfaces, Fick's law and the lung
2.2 Cell membrane structure and the fluid mosaic model
CP3 Core practical: membrane permeability
2.3 Osmosis
2.4 Membrane transport mechanisms and transport proteins
2.5 Structure of nucleotides, DNA and RNA
2.6 Protein synthesis: transcription and translation
2.7 The genetic code
2.8 Genes as base sequences coding for polypeptides
2.9 Amino acids, polypeptides and protein structure
2.10 Enzyme action, specificity and activation energy
CP4 Core practical: enzyme and substrate concentration
2.11 DNA replication and the Meselson–Stahl experiment
2.12 Mutations and cystic fibrosis
2.13 Genetic terms and monohybrid inheritance
2.14 Effects of cystic fibrosis on body systems
2.15 Genetic screening and its implications
2.16 Social and ethical issues of genetic screening