protein synthesis/mutation

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Across
  1. 6. addition of one or more nucleotides
  2. 7. set of rules set by a cell
  3. 8. covalent bond
  4. 9. complex molecules
  5. 11. a codon for three nucleotides
  6. 15. conveys genetic information
  7. 19. help uncode a messenger rna
  8. 20. protein builders of the cell
  9. 21. sequence of three nucleotides stopping
  10. 22. chain of amino acids
  11. 23. change in the DNA
  12. 24. structure made of both RNA and protein
  13. 25. a copy of a DNA sequence
  14. 26. DNA or RNA sequence
Down
  1. 1. change in DNA sequence
  2. 2. occurs when a chromosome breaks off
  3. 3. change in structure chromosome structure
  4. 4. type of mutation in which one nucleotide is replaced
  5. 5. deletion or insertion of a sequence
  6. 10. synthesis RNA
  7. 11. molecules that combine to make proteins
  8. 12. type of genetic change
  9. 13. a genetic change
  10. 14. sequence of three nucleotides found in transfer rna
  11. 16. proccess of making RNA
  12. 17. translating the sequence of messenger RNA
  13. 18. before DNA can be replicated the strand must be unzipped