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Unit review: heredity and natural selection — Homework

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Unit review: heredity and natural selection — Homework

Answer these mixed review questions from the heredity and natural selection unit.

  1. 1.Where does all new genetic variation ultimately come from?
  2. 2.What is the difference between a plant's genotype and its phenotype?
  3. 3.In the Grant finch study, what environmental change favored larger beaks?
  4. 4.Explain one key difference between selective breeding and natural selection.
🌲 Homeschool of the FutureSeventh Grade · Science · week 27 homework