What is average cell cycle span for a mammalian cell?

Explanation

To determine the average cell cycle span for a mammalian cell, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding the Cell Cycle**: The cell cycle is a series of phases that a cell goes through as it grows and divides. It consists of two main phases: interphase and the mitotic phase.

2. **Phases of the Cell Cycle**:
- **Interphase**: This is the growth phase where the cell prepares for division. It has three sub-phases:
...