Buff Cows

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Across
  1. 5. brain of the cell that holds DNA
  2. 6. 2 versions of a gene (ex: circle or star)
  3. 8. 2 different alleles
  4. 9. one parent makes a baby
  5. 10. spot on a cell that receives a message (lock and key)
  6. 13. 2 of the same alleles
  7. 15. Breeding farmer breeds 2 animals with desired traits
Down
  1. 1. chunk of DNA passed from mom or dad to baby
  2. 2. family tree
  3. 3. change in the structure of a chromosome that results in a protein changing
  4. 4. section of DNA that codes for one protein
  5. 7. egg + sperm (fertilization) → baby
  6. 11. the way an individual LOOKS for a trait
  7. 12. combination of 2 alleles (star + star)
  8. 14. physical characteristic