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  • Understanding Divergent Evolution: How Populations Adapt and Diverge
    Populations of a species that now differ genetically because they have adapted to different living conditions have undergone divergent evolution.

    Here's why:

    * Divergent evolution describes the process where two or more species evolve from a common ancestor, becoming increasingly different over time. This difference arises because the species are exposed to different environments and selection pressures.

    * Adaptation is the process by which organisms become better suited to their environment through changes in their traits. These changes are often driven by natural selection.

    * Genetic differences arise because the adaptations are encoded by genes. Over many generations, the populations accumulate different gene variants that help them thrive in their respective environments.

    Example: Darwin's finches on the Galapagos Islands. These birds evolved from a common ancestor, but they have adapted to different food sources on different islands. This has led to changes in beak shape and size, reflecting their different diets.

    Let me know if you'd like more details on divergent evolution or examples!

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