Coding and non-coding DNA
Coding and non-coding DNA
Coding DNA is used to make a protein. Non-coding DNA does not code for a protein, but some non-coding DNA lies near genes and helps control them.
Step-by-step lessons on Edexcel GCSE Biology 3.2.6 Non-coding DNA variants affecting phenotype. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.