Gene expression

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Across
  1. 2. Agents that increase the rate of mutation.
  2. 7. Mutation where a section of DNA is reversed.
  3. 8. Proteins around which DNA is wrapped in chromosomes.
  4. 9. A change in the DNA sequence.
  5. 12. A sequence of three bases on mRNA that codes for an amino acid.
  6. 13. Disease caused by uncontrolled cell division.
  7. 14. Stem cells that can become almost any cell type but not extraembryonic.
  8. 16. Technique to separate DNA fragments by size.
  9. 19. Copying DNA into mRNA.
  10. 22. Addition of acetyl groups to histones, often activating genes.
  11. 23. MUTATION where extra bases are inserted into DNA.
  12. 24. Mutation where bases are lost from DNA.
  13. 25. Changes in gene expression without altering DNA sequence.
Down
  1. 1. Mutation where one base is replaced by another.
  2. 3. Addition of methyl groups to DNA, often silencing genes.
  3. 4. External influence that can affect gene expression.
  4. 5. Mutation where a section of DNA is copied twice.
  5. 6. Stem cells that can only become one cell type.
  6. 10. Stem cells that can become any cell type, including extraembryonic.
  7. 11. Gene that can cause cancer when mutated or overexpressed.
  8. 15. Method to amplify DNA segments.
  9. 17. formed by combining sequences from different sources.
  10. 18. Undifferentiated cell capable of dividing and differentiating.
  11. 20. The entire set of proteins expressed by a genome.
  12. 21. Process of making a protein from mRNA.