9: Proteins (part 2: Peptide bond and R groups)ellenjmchenry2019-06-26T18:31:27-04:00 Please sign up for the course before starting the lesson. 8: Proteins (part 1: Amino acids) 10: Proteins (part 3: Protein folding) Back to: Mapping The Body With Art: Module 1: BIOCHEMISTRY and CELLS > Biochemistry of our Bodies