Natural Selection Vocabulary

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Across
  1. 4. any difference in traits between individual organisms
  2. 5. a specific characteristic of an individual organism
  3. 7. a characteristic that all members of a species have
  4. 8. the process by which the distribution of traits in a population changes over many generations
  5. 10. everything (living and nonliving) that surrounds an organism
  6. 11. a group of individuals born and living at about the same time
Down
  1. 1. a trait that makes it more likely that an individual will survive in a specific environment
  2. 2. a group of the same type of organism living in the same area
  3. 3. a random change to a gene that sometimes results in a new trait
  4. 6. to receive genes from a parent
  5. 9. a type of molecule that genes and chromosomes are made of