Descent with Modification 3

Descent with Modification 3

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  • Let's travel together!
  • One Year Later...
  • Hi! I'm Ella.
  • Hi! I'm Timmy.
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  • Dad, why are we different from everyone else?
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  • Don't worry about being different, because, over time, descent with modification will make the rest of the species just like us and have our advantageous trait.
  • It's because of descent with modification. Since both your mom and I have this advantageous trait, you inherited it as well. You also have a lot of genetic variation because of descent with modification.
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  • Generations later, all polar bears have white fur.
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