Respiratory System Review

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Across
  1. 3. Carries amino acids to ribosome and adds them to the protein
  2. 4. A disease in which cells grow and divide uncontrollably
  3. 5. A change in the DNA of a gene or chromosome
Down
  1. 1. An attraction between two chemicals that holds nitrogen bases together
  2. 2. Copies the message from DNA and carries from ribosome to cytoplasm