genetics

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Across
  1. 3. a group of genes expressed together
  2. 7. when different alleles of a gene are equally dominant
  3. 9. sections of RNA removed during processing to mature mRNA
  4. 10. tightly packed DNA
  5. 12. a secondary messenger involved in transcriptional regulation
Down
  1. 1. genetic control by modification of the DNA by acetylation or phosphorylation
  2. 2. a characteristic coded for by multiple genes
  3. 4. protein that binds the operator region of a gene
  4. 5. enzyme which catalyses the addition of a phosphate group
  5. 6. proteins which DNA coils round to pack
  6. 8. a three base sequence of DNA or RNA that codes for an amino acid
  7. 11. the effect of one gene on the expression of another