In eukaryotes, the cell cycle consists of four discrete phases: G 1, S, G 2, and M. The S or synthesis phase is when DNA replication occurs, and the M or mitosis phase is when the cell actually ...
Mitosis and the cell cycle lesson for AQA GCSE Biology 4.1.2.1 and 4.1.2.2. Chromosomes, cell cycle diagrams, worksheets and full answers. This is a complete lesson on chromosomes, mitosis and the ...