2.2 Cell division and stem cells

Practice questions on Cell division and stem cells

• A student states: 'Meiosis produces cells that are all genetically identical to each other… (4 marks, Evaluate)
• Explain why the cells produced by meiosis must have half the number of chromosomes compare… (4 marks, Explain)
• Stem cells are found in both embryos and in adult organisms. Explain why stem cells are im… (4 marks, Explain)
• Scientists are researching the use of stem cells to treat patients with type 1 diabetes. I… (4 marks, Explain)
• Some people are against the use of embryonic stem cells in medical research. Outline the a… (4 marks, Outline)
• Explain why stem cells are described as unspecialised and outline how they become speciali… (4 marks, Explain)
• Describe the differences between embryonic stem cells and adult stem cells. (4 marks, Describe)
• A human skin cell contains 46 chromosomes. Explain what happens to the chromosome number d… (4 marks, Explain)
• Explain why mitosis is important for the growth and repair of organisms. (4 marks, Explain)
• Describe the differences between mitosis and meiosis in terms of the cells produced. (4 marks, Describe)