Natural Selection

1234567891011
Across
  1. 6. adaptations that prevent detection and/or recognition
  2. 7. the "principle by which each slight variation [of a trait], if useful, is preserved
  3. 8. system of ideas intended to explain something
  4. 10. if an environment changes, the traits that enhance survival in that environment will also gradually change
  5. 11. the transfer of genetic sequences from one generation to the next
Down
  1. 1. organisms better adapted to their environment tend to survive and produce more offspring
  2. 2. sudden variation in one or more characteristics caused by a change in a gene
  3. 3. traits that can be passed down allow organisms to adapt to the environment better than other organisms of the same species
  4. 4. Theory of Inheritance of Acquired Characteristics
  5. 5. different in some ways
  6. 9. develop gradually