2.2 Cell division and stem cells

Practice questions on Cell division and stem cells

• Explain why some people have ethical objections to the use of embryonic stem cells in medi… (4 marks, Explain)
• A patient has been badly burned and large areas of their skin have been destroyed. Doctors… (4 marks, Describe)
• Explain why mitosis is used for growth and repair in the human body, but meiosis is used f… (4 marks, Explain)
• A student states: 'Mitosis and meiosis both involve a cell dividing, so they must produce … (4 marks, Explain)
• Explain why meiosis produces cells that are genetically different from each other, while m… (4 marks, Explain)
• Explain why it is important that sperm cells are produced by meiosis rather than mitosis. (4 marks, Explain)
• Stem cells are found in human embryos and in adult organisms. Explain why stem cells are i… (4 marks, Explain)
• Describe the differences between embryonic stem cells and adult stem cells. (4 marks, Describe)
• Stem cells can be obtained from bone marrow and used to treat certain blood disorders. Exp… (4 marks, Explain)
• Describe what happens to the chromosomes during mitosis so that two identical daughter cel… (4 marks, Describe)