Define the term'allele'

Explanation

**Step-by-Step Text Solution:**

1. **Understanding Genes**: Begin by defining a gene. A gene is a fundamental unit of heredity that is responsible for the transmission of traits from one generation to the next. It carries the information necessary for the development of specific characteristics in an organism.

2. **Examples of Traits**: Provide examples of traits controlled by genes. In plants, traits such as height, flower color, and flower position are determined by specific genes. In animals, including humans, traits such as eye color, hair color, height, and skin tone are also governed by genes.

3. **Defining Alleles**: Introduce the concept of alleles. Alleles are defined as the different forms or variations of a gene that exist for a particular trait.

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