Natural selection

12345678910
Across
  1. 2. a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding
  2. 5. a change or difference in condition
  3. 8. hide or disguise the presence
  4. 9. process whereby an organism becomes better able to live in its habitat or habitats
  5. 10. the changing of the structure of a gene
Down
  1. 1. receive or be left with
  2. 3. in all forms of life over generations
  3. 4. was a French naturalist. He was a soldier, biologist
  4. 6. differential survival and reproduction of individuals due to differences in phenotype
  5. 7. as an English naturalist, geologist and biologist, best known for his contributions to the science of evolution