Natural Selection

1234567891011
Across
  1. 2. A type of molecule that genes and chromosomes are made of
  2. 5. An event or process that leads to a result or change
  3. 6. Number of individuals with each trait in a population
  4. 9. A trait that makes it less likely that an individual will survive in an environment
  5. 11. A related organism from a previous generation
Down
  1. 1. Pick and eat
  2. 3. A characteristic that all members of a species have
  3. 4. A long piece of DNA that contains many genes
  4. 7. The changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.
  5. 8. Any difference in traits between individual organisms
  6. 10. A trait that makes it more likely that an individual will survive in an environment