24: Epigenetic Mechanisms Quiz

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  1. Genes can be made up of many different DNA sections that are spread out and must be spliced together.1

  2. The DNA in the nucleus contains every bit of information that any cell will ever need for the entire lifetime of the organism.1

  3. What is the “methyl” group?1

  4. What do nucleosomes/histones help to do?1

  5. What does methylation do to DNA?1

  6. How many histones come together to make the nucleosome?1

  7. MicroRNAs or miRNAs help to regulate gene expression by1

  8. The “switches” on nucleosomes (histone spools) can be activated by all of these molecules EXCEPT:1

  9. What does “epi-genetics” roughly mean?1

  10. When a gene is being used and being transcribed, we say it is being _______________.1

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