A drug used to treat some cancers stops new DNA bases being made inside a cell. Which stage of the cell cycle is affected first by this drug?
The stage in which the cell grows and copies its DNA
The stage in which the nucleus of the cell divides
The stage in which the cytoplasm of the cell divides
The stage in which the two new cells grow to full size
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.