What are multiple alleles?Give one example.

Explanation

**Step-by-Step Solution:**

1. **Definition of Multiple Alleles:**
- Multiple alleles refer to the presence of more than two alternative forms of a gene that can occupy the same locus on a chromosome. This means that for a single trait, there can be three or more variations of a gene.

2. **Understanding Alleles:**
- Alleles are different versions of a gene. In the case of multiple alleles, instead of just having two (one from each parent), there are three or more variations that can influence the phenotype.

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