Question

It is observed that heart cells do not exhibit cell division. Such cells do not divide further and exit phase to enter an inactive stage called of cell cycle. Fill in the blanks.

Answer 1

G${}_0$ phase

Some cells do not divide further after exiting the G${}_1$ phase and enter an inactive stage called G${}_0$ phase of the cell cycle.


In this phase, the cells remain metabolically active, however, do not divide until they receive a signal for proliferation. For example, heart cells.



Final answer: G${}_1$ phase, G${}_0$ phase.