Definition: The interval between two successive CELL DIVISIONS during which the CHROMOSOMES are not individually distinguishable. It is composed of the G phases (G1 PHASE; G0 PHASE; G2 PHASE) and S PHASE (when DNA replication occurs).
specific phases are available; coordinate with specific cell /cytol; permitted with micro-organisms
ExamplesG0 Phase; G1 Phase; G2 Phase; S Phase