ANTH 2 - Genetics and Evolution

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Across
  1. 2. A type of drift; reduction in genetic diversity.
  2. 6. Two of the same allele.
  3. 10. Beneficial phenotypes become more common. (2 words)
  4. 13. Has a negative effect on fitness.
  5. 14. Genetic basis of a trait.
  6. 17. Random changes in allele frequency. (2 words)
  7. 18. A version of a gene.
Down
  1. 1. Two alleles needed to show this phenotype.
  2. 3. Physical presentation of an allele.
  3. 4. Three letters of genetic code.
  4. 5. A unit of DNA coding for a trait.
  5. 7. Random alterations in the genetic code.
  6. 8. Haploid reproductive cell
  7. 9. Having two copies of every chromosome.
  8. 11. Has no effect on fitness
  9. 12. Two different alleles.
  10. 13. Just one allele shows this phenotype.
  11. 15. Has a positive effect on fitness.
  12. 16. Exchange of alleles between populations. (2 words)