What is the basic unit of taxonomy ?

Explanation

### Step-by-Step Solution

1. **Understanding Taxonomy**: Taxonomy is the science of classification of living organisms. It involves organizing and categorizing organisms based on shared characteristics.

2. **Definition of Taxon**: In taxonomy, each unit or category of classification is referred to as a "taxon". This term encompasses various ranks in the hierarchical classification system.

3. **Hierarchy of Classification**: Taxonomy is structured hierarchically, meaning that it has different levels or ranks, such as domain, kingdom, phylum, class, order, family, genus, and species.

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