Evolution Concept 1 and 2 Vocab

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Across
  1. 3. Is a pattern of evolution that shows a slow change over time
  2. 5. The creation or forming of a species
  3. 6. Selection, Traits that aren't necessarily good for survival but are necessary to mate
  4. 8. The last name of the man who made a voyage to the Galapagos Islands and came up with natural selection
  5. 9. A change in the sequence of DNA
  6. 10. A pattern of evolution that involves quick sudden change followed by periods of stability
  7. 12. A measure of how well an organism will survive in it's environment
  8. 15. Organisms that can breed with each other and have viable and fertile offspring
  9. 16. The differences of physical traits of organisms
  10. 17. The elimination of a species
Down
  1. 1. The process by which organisms with better traits survive and pass on those better traits
  2. 2. A feature that helps an organism better survive in its environment
  3. 4. When two organisms evolve together because they have a specialized relationship
  4. 7. A pattern or type of evolution that involves unrelated species evolving similar traits because of environment
  5. 8. A pattern or type of evolution that focuses on other species arising from a common ancestor
  6. 11. _______ extinction occurs when a catastrophic event like a meteor wipes out a large amount of organisms in a short period of time.
  7. 13. Flow, the movement of genes in or out of a population
  8. 14. Drift, A random change in the allele frequency of a population over time