Answer:
codes for a specific trait.
Explanation:
The part labelled b is gene.The function of gene is to code for a specific trait. Every individual on this earth is different from one another. The characters that makes one individual identical is the genes present in them. Characters such as eye color, height, ear shape, height is regulated by genes.The characters such as color of fur, shape of flower, color of flower is also controlled by genes. The features responsible for a individual to be identical is carried by genes.
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