Natural Selection

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Across
  1. 4. Differences in traits passed from parents.
  2. 6. a feature that allows an organism to better survive and reproduce in its environment.
  3. 7. Some individuals survive and reproduce more because of their traits.
Down
  1. 1. More offspring are born than can survive.
  2. 2. Not enough food,space, or other resources for all.
  3. 3. formulated a theory of evolution by natural selection.
  4. 5. to receive genes from a parent.