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GCSEBiologyWJECRevision Notes2. Variation, Homeostasis & Micro-organisms2.2 Cell Division & Stem CellsUncontrolled Mitosis & Cancer

Uncontrolled Mitosis & Cancer (WJEC GCSE Biology)

Revision Note

Ruth Brindle

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Uncontrolled Mitosis & Cancer

  • Cells in the body divide by mitosis to produce more cells

    • This is essential for growth and to repair damaged cells

  • Mitosis is regulated by many different genes to ensure that cells divide only when they need to and stop when required

  • Mutations in the DNA can lead to uncontrolled mitosis and therefore uncontrolled cell division; this is the cause of cancer

    • Uncontrolled cell division can result in the formation of tumours

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    Ruth Brindle

    Author: Ruth Brindle

    Expertise: Biology

    Ruth graduated from Sheffield University with a degree in Biology and went on to teach Science in London whilst also completing an MA in innovation in Education. With 10 years of teaching experience across the 3 key science disciplines, Ruth decided to set up a tutoring business to support students in her local area. Ruth has worked with several exam boards and loves to use her experience to produce educational materials which make the mark schemes accessible to all students.