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The cell cycle

The cell cycle

Cell cycle showing G1 growth, S phase DNA replication, G2 preparation, mitosis and cytokinesis

The cell cycle is the controlled sequence in which a body cell grows, copies its DNA and divides. Its three main parts are interphase, mitosis and cytokinesis.

2.1 Cell division and growth Lesson

  1. GCSE
  2. /Biology
  3. /2.1 Cell division and growth

Step-by-step lessons on Edexcel GCSE Biology 2.1 Cell division and growth, covering 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. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons