Modern Biology 03 121 Exam 1 Review 27 Sept 2012 Always written in what direction Cindy Zhu zhuz andrew cmu edu Protein DNA N C 5 3 Amino acid Nucleotide Peptide phosphodiester Name for monomeric unit Name of bonds between monomers Identify phosphodiester bonds and whether this is RNA or DNA Name the base and locate all H bond donors and acceptors H bond cystosine guanine To phosphate sugar backbone To phosphate sugar backbone adenine thymine To phosphate sugar backbone Draw a polypeptide that has a nonpolar polar acidic and basic R group See Fig 3 3 and 3 6 in book To phosphate sugar backbone 1 5 types of polysaccharides Polysaccharide Function Plant energy storage Monomer Unit glucose Branching 1 4 Animal energy storage glucose 1 4 Plant wall support glucose 1 4 allows H bond Insect exoskel fungal wall structure N acetylglycosamine NAc 1 4 allows H bond with adjacent strand Bacterial wall support N acetylglycosamine NAc with 4AA 1 4 peptide bonds with AAs Starch glycogen Cellulose Chitin peptidoglycan
View Full Document
Unlocking...