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A LITTLE SOMETHING WORTH KNOWING

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ScienceOne small ahaBiology concept

This evolutionary mechanism occurs when heritable traits affect survival and reproductive success.

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Your new ahaNatural selection

Natural selection requires heritable variation linked to differences in reproductive success. Source: Natural selection ↗

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More from Biology Basics

A few more worth knowing.

  1. 43This term often refers to a microbial community together with its genes and surrounding environment.RECALL
    Microbiome

    Microbiota specifically names the organisms. Microbiome is often used more broadly, though definitions vary between researchers.

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  2. 44This naturalist developed natural selection independently of Alfred Russel Wallace and published On the Origin of Species.RECALL
    Charles Darwin

    Alfred Russel Wallace developed a similar idea

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  3. 45Relationship where both species benefitRECALL
    Mutualism

    A type of symbiosis

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