A scientist grows cells taken from two human tissues.
Table
| Cell sample | Types of cell produced |
|---|---|
| P | Blood cells only |
| Q | Nerve cells, muscle cells and blood cells |
Which identification is most consistent with the results?
P is adult stem cells; Q is mature muscle cells.
P is mature blood cells; Q is embryonic stem cells.
P is adult stem cells; Q is embryonic stem cells.
P is embryonic stem cells; Q is adult stem cells.
46 exam-style questions on Edexcel GCSE Biology 2.2 Stem cells, covering 2.2.1 Function of stem cells and meristems and 2.2.2 Benefits and risks of stem cells. Each one has a worked solution and a mark scheme showing where the marks go.