Unit 3 Molecular Genetics part 2 (Gene Expression & Regulation) Chapters 13 - 17, 19 Warning!! Slide shows in this folder may change before we get to them in lecture. Exam 3 Review Material BIOL 2416 Pierce Sum 2019 Pierce Chapter 13 Pierce Chapter 14 Pierce Chapter 15 Protein secondary structure origami (beta-pleated sheet model) Pierce Chapter 16 Pierce Chapter 17 Pierce Chapter 18 Pierce Chapter 19