Following one gene
Following one gene
A monohybrid cross follows the inheritance of a single gene. Different forms of that gene are called alleles, such as TTT for tall and ttt for short.
Step-by-step lessons on Edexcel GCSE Biology 3.3.3 Monohybrid inheritance. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.