How are alleles of particular gene differ from each other? Explain its significance.

Explanation

### Step-by-Step Solution:

1. **Definition of Gene and Alleles**:
- A gene is a segment of DNA that is responsible for a specific trait in an organism.
- Alleles are alternative forms of a gene that arise due to variations in the DNA sequence.

2. **Example of Alleles**:
- For the trait of height, there are two common alleles: one for tallness (T) and one for dwarfism (t).
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