Discuss the main steps in the digestion of proteins as the food passes through different parts of the alimentary canal.

Explanation

### Step-by-Step Solution for the Digestion of Proteins

1. **Introduction to Digestion**:
- Digestion is a process that involves both mechanical and chemical breakdown of food. In the case of proteins, this process occurs in several stages as food travels through the alimentary canal.

2. **Mouth**:
- The digestion of proteins does not begin in the mouth. While mechanical digestion occurs (chewing), no chemical digestion of proteins takes place here.

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