From amino acids to functional proteins
From amino acids to functional proteins
Proteins are polymers made from amino acids, and human proteins use 20 common amino acids. Each amino acid has an amino group, a carboxyl group, a hydrogen atom and a variable R group attached to a central carbon.
Step-by-step lessons on Edexcel A A Level Biology Proteins, enzymes and enzyme kinetics. Each one builds up to exam-style questions. Build a strong foundation in cell biology and biochemistry early on, since later topics on genetics, ecology and physiology all draw on these core concepts.