Mutation Crossword Puzzle

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Across
  1. 2. The loss of a piece of chromosome due to breakage
  2. 4. One nucleotide replaces another
  3. 5. A piece of one chromosome breaks off and reattaches to a _________.
  4. 7. Mutations that take place in an organism's body cells
  5. 10. Mutation in a gene
  6. 11. Results from a mutation
  7. 13. A ________ is a change in the nucleotide base sequence of a gene or dna molecule.
  8. 14. A chromosomal segment breaks off, flips around backward, and reattaches
  9. 15. The substituiton, addition, or removal of a single nucleotide is a ___________.
Down
  1. 1. Muatations that cause death often before birth
  2. 3. A chromosome fails to separate from its homologue during meiosis.
  3. 6. Mutations that occur in a organism's gametes
  4. 8. Involves changes in the structure of a chromosome or the loss or gain of a chromosome
  5. 9. Nucleotides are added to a gene
  6. 12. A loss of nucleotides can cause incorrect grouping of remaining codons called ___________.