Written by the Fiveable Content Team โข Last updated August 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated August 2025
Definition
G-zero is a phase in the cell cycle where cells temporarily exit the cell cycle and remain in a resting state. During this phase, cells do not actively divide or replicate their DNA.