Env. Sci. Mod. 14-15 vocab

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Across
  1. 3. The genetic process by which one chromosome breaks off and attaches to another chromosome during reproductive cell division
  2. 6. The physical location of the chromosomes within each cell of an organism
  3. 8. A set of traits expressed by an individual
  4. 11. A reproduction in the genetic diversity of a population caused by a reduction in its size
  5. 13. A change in the genetic composition of a population over time as a result of random reproduction
  6. 16. A random change in the genetic code produced by a mistake in the copying process
  7. 18. The relative proportion of individuals within the different species in a given area
  8. 19. An individual's ability to survive and reproduce
  9. 20. The process in which humans determine which individuals breed, typically with a preconceived set of traits in mind
Down
  1. 1. The process in which the environment determines which individuals survive and reproduce
  2. 2. The branching pattern of evolutionary relationships
  3. 4. Effect A change in the genetic composition of a population as a result of descending from a small number of colonizing individuals
  4. 5. The number of species in a given area
  5. 7. The death of the last member of a species
  6. 9. Evolution Below the species level
  7. 10. The process by which indivireproduction one population to another and thereby alter the genetic composition of both populations
  8. 12. A change in the genetic composition of a population over time
  9. 14. A trait that improves an individual's fitness
  10. 15. Evolution that gives rise to a new species, genera, families,clatheseses, or phyla
  11. 17. The complete set of genes in an individual