Natural Selection

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Across
  1. 2. a type of molecule that genes and chromosones are made of
  2. 5. selection the process by which the distribution of traits in a population changes over many generations
  3. 7. trait a trait that makes it more likely that an individual will survive in a specific environment
  4. 9. the number of individuals with each trait in a population
  5. 10. molecule a type of large molecue that performs important functions inside organisms
Down
  1. 1. everything(living and non-living) that surrounds an organism
  2. 3. a random change to a gene that sometimes results a new trait
  3. 4. an instruction for making a protein molecule
  4. 6. a specific characteristic of an individual organism
  5. 8. any difference in traits between individual organism