DNA, Chromosomes and Diploid Cells
DNA, Chromosomes and Diploid Cells
Your cells contain DNA, which carries the genetic instructions for making and controlling the organism. In eukaryotic cells, this DNA is found inside the nucleus.
Step-by-step lessons covering Edexcel GCSE Biology 2.1 Cell division and growth for Foundation and Higher tier. Each lesson breaks down 2.1.1 Mitosis and the cell cycle, 2.1.2 Division producing identical daughter cells, 2.1.3 Cancer and uncontrolled cell division, 2.1.4 Growth in animals and plants, 2.1.5 Importance of cell differentiation, and 2.1.6 Percentile charts to monitor growth, then works through exam-style questions in Paper 1 and Paper 2 format. Start with the foundational topics and build up to the higher-tier material.