Genetics Vocabulary

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Across
  1. 1. a single strand of DNA located in the nucleus which carries genetic information needed to carry out life functions and make new cells (humans have 46)
  2. 5. Trait a characteristic that is visible only when two recessive alleles for the same trait are inherited (represented by lowercase letters)
  3. 7. material found in the nucleus of cells that determines the genetic traits of the organism
  4. 11. reproduction in which a single parent produces offspring that are identical to the parent
  5. 12. genetic characteristic passed from the parent organisms to the offspring (ex. hair color)
  6. 14. the actual physical characteristics of an organism (height, weight, hair color)
Down
  1. 2. an organism that carries both a dominant and a recessive allele for a particular trait (Tt)
  2. 3. Trait the characteristics visible when at least one dominant allele for a trait is inherited (represented by a capital letter)
  3. 4. reproduction that requires two parents and produces offspring that share characteristics of both parents
  4. 6. an organism that carries two dominant or two recessive alleles for a particular trait (tt, TT)
  5. 8. passing of genetic traits from parent to offspring
  6. 9. one of a pair of genes that determines a specific genetic trait (ex. L or l)
  7. 10. a written code (genes) that expresses the inherited combination of alleles in an organism (CC, Cc, cc)
  8. 13. part of DNA found on a chromosome that contains information for a specific inherited trait