Eukaryotic Epigenetic Gene Regulation

Review Questions

What are epigenetic modifications?

  1. the addition of reversible changes to histone proteins and DNA
  2. the removal of nucleosomes from the DNA
  3. the addition of more nucleosomes to the DNA
  4. mutation of the DNA sequence

Hint:

A

Which of the following are true of epigenetic changes?

  1. allow DNA to be transcribed
  2. move histones to open or close a chromosomal region
  3. are temporary
  4. all of the above

Hint:

D