The cell cycle
The cell cycle
The cell cycle is the repeating sequence in which a cell grows, copies its DNA, grows again and divides. One complete cycle produces two genetically identical daughter cells from one parent cell.
Step-by-step lessons on OCR GCSE Biology 2.1.2 Mitosis and the cell cycle. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.