Genetics Vocabulary

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Across
  1. 3. specific characteristic of an individual or organism
  2. 6. the physical appearance for a particular trait; ex brown hair
  3. 8. when two alleles are different, ex. Bb
  4. 9. carries instructions for making a specific protein
  5. 10. this letter shows a recessive trait
  6. 11. this allele is always expressed (shown) if present
  7. 12. small segment of DNA which code for a specific trait
Down
  1. 1. a version of a gene
  2. 2. this letter shows a dominant trait
  3. 4. this allele is not expressed (shown) unless there are two
  4. 5. the genetic makeup for a specific trait; two letters
  5. 7. when two alleles are the same, ex. BB or bb