What do you mean by Zwitter ionic nature of amino acids?

Explanation

### Step-by-Step Text Solution:

1. **Definition of Amino Acids**:
- Amino acids are organic compounds that serve as the building blocks of proteins. Each amino acid contains three key components: an amino group (-NH2), a carboxyl group (-COOH), and a variable side chain known as the R group.

2. **Understanding Zwitterions**:
- The term "zwitterion" refers to a molecule that has both positive and negative charges but is overall electrically neutral. In the context of amino acids, this means that the molecule has regions with different charges.

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