Dental formula of human being

Explanation

### Step-by-Step Solution:

1. **Understanding the Dental Formula**: The dental formula is a shorthand way of expressing the number and types of teeth in one half of the mouth. In humans, we have two sets of jaws: the upper jaw (maxilla) and the lower jaw (mandible).

2. **Identifying Teeth Types**: In the dental formula, we categorize teeth into four types:
- Incisors (I)
- Canines (C)
- Premolars (PM)
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