This ready-to-teach IBDP Biology lesson pack covers D1.3 Mutation and Gene Editing, guiding students through the molecular basis of gene mutations, their consequences, and modern approaches to gene editing.Students explore substitutions, insertions, deletions, SNPs, frameshift mutations, mutagens, somatic and germline mutations, genetic variation, gene knockout, CRISPR-Cas9, prime editing, and conserved sequences. The resource combines clear teacher presentation slides with structured student no