Genetics Vocabulary

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Across
  1. 6. The genetic make-up (letters) of a trait, like TT, Tt, or tt.
  2. 7. The appearance of a genetic trait like Tongue Roller or Nonroller.
  3. 8. When both letters (alleles) are the same for a trait, like TT or tt.
  4. 9. The chemical that provides the hereditary information or blueprint for the
  5. 11. A trait that is weaker, or hidden by the presence of a dominant trait, like Nonroller.
Down
  1. 1. A trait that is stronger, or masks the appearance of a recessive trait if both genes are present together, like Roller over Nonroller.
  2. 2. of all living things.
  3. 3. When both letters (alleles) are different for a trait, like Tt.
  4. 4. package of DNA containing part or all of the genetic material of an organism
  5. 5. A piece (sequence) of DNA that carries the information for one trait, like Tongue roller.
  6. 10. One form (letter) of a gene, like T or t.