Genetics

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Across
  1. 4. both alleles on the homologous pair are the same.
  2. 5. the offspring of two F1 parents.
  3. 6. the observable characteristics of an individual.
  4. 8. the position of a gene.
  5. 10. the alleles on the homologous pair are different.
  6. 12. a length of DNA that determines a characteristic.
  7. 13. an organism which has been bred repeatedly so that all individuals are homozygous.
  8. 15. first generation from a homozygous dominant parent and a homozygous recessive parent.
  9. 16. all of the alleles that an individual contains.
Down
  1. 1. an individual with two dominant alleles of a gene.
  2. 2. the allele which is expressed in a heterozygote.
  3. 3. investigates the inheritance of one gene.
  4. 4. an individual with two recessive alleles of a gene.
  5. 7. both alleles are expressed in a heterozygote.
  6. 9. investigates the inheritance of two genes on different chromosomes.
  7. 11. a version of a gene.
  8. 14. the allele which is not expressed in a heterozygote.