Scientists examined two cells from a newly identified mammal species. The table shows their results.
| Cell type | Number of chromosomes counted |
|---|---|
| Skin cell | 24 |
| Mature red blood cell | 0 |
Explain the results in the table, including the arrangement and parental origin of the chromosomes in the skin cell.
104 exam-style questions on AQA GCSE Biology 1.2 Cell division, covering 1.2.1 Chromosomes, 1.2.2 Mitosis and the cell cycle, and 1.2.3 Stem cells. Each one has a worked solution and a mark scheme showing where the marks go.