What are basic amino acids? Give one example.

Explanation

### Step-by-Step Solution:

1. **Definition of Amino Acids**:
Amino acids are organic compounds that serve as the building blocks of proteins. Each amino acid contains at least one carboxylic group (-COOH) and one amino group (-NH2).

2. **Understanding Basic Amino Acids**:
Basic amino acids are a specific category of amino acids that contain an additional amino group. Therefore, a basic amino acid will have:
- One carboxylic group (-COOH)
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