Scientists discovered a new species of fish. They counted the chromosomes in one body cell taken from the fish and found 44 chromosomes.
Suggest the number of chromosomes the scientists would find in a different body cell from the same fish. Give a reason for your answer.
To count the chromosomes, the scientists had to choose a cell that was about to divide. Explain why.
63 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.