Answer: Solid
Explanation: The rest of the options don't have a definite shape nor volume.
The absence of apoptosis which is known as cell death. Additionally. there is an excessive production of cells through cell cycle.
The cell cycle is process by which a cell produces a new similar daughter cell. it composes of two main phases These are called the interphase and m-phase. The interphase has three key stages which are gap 1, s phase and gap 2. And the M-phase is where the cell itself divides with an equal number of chromosomes.
