natural selection

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Across
  1. 2. an adaptation in which one species looks like another species
  2. 5. selection the process by which organisms with variation that help them survive in their environment live longer, compete better, and reproduce more than those that do not have the variations
  3. 6. an inherited trait that increases an organism's chance of surviving and reproducing in a particular environment
  4. 7. breeding the selection and breeding of organisms for desired traits
  5. 9. structure body parts of organisms that are similar in structure and position but different in function
Down
  1. 1. a slight difference in an inherited trait among individual members of a species.
  2. 3. structure body part that has lost its original function through evolution
  3. 4. structure body parts that perform a similar function but differ in structure
  4. 8. an adaptation that enables a species to blend in with its environment