U2.LIP.4: Draw a triglyceride, identifying the ester linkages between fatty acids and glycerol.
U2.NA.3: Explain the role of hydrogen bonds and phosphodiester bonds in the structure of nucleic acids.
U2.NA.4: Describe and draw a polymer of DNA or RNA, including 5' and 3' directionality.
U2.NA.6: Describe and draw the structure of a nucleotide.