natural selection

12345678910
Across
  1. 4. an event or process that leads to a result or change
  2. 5. a trait that makes it more likely that an individual will survive in a specific environment
  3. 6. a characteristic that all members of a species have
  4. 8. a way of hiding by looking the same as the background
  5. 10. a long piece of DNA that contains many gene
Down
  1. 1. everything that surrounds an organism
  2. 2. a type of molecule that genes and chromosomes are made of
  3. 3. the number of individuals with each trait in a population
  4. 7. a result or change that happens because of an event or process
  5. 9. a related organism from a previous generation