WGU C785 Biochemistry Unit 2 Amino Group - CORRECT ANSWER Consists of hydrogen and nitrogen atoms (NH3+) Carboxyl Group - CORRECT ANSWER Consists of carbons and oxygens (COO-) R Group - CORRECT ANSWER The variable group within an Amino Acid Amino Acid Backbone - CORRECT ANSWER Consists of the Amino Group (NH3+) the Carboxyl Group (COO-) and the Alpha Carbon that bonds to a Hydrogen Monomer - CORRECT ANSWER A small chemical unit that makes up a polymer Polymer - CORRECT ANSWER A long molecule consisting of many similar or identical monomers linked together. 1 / 2
Polypeptide - CORRECT ANSWER A polymer (chain) of many amino acids linked together by peptide bonds.Peptide Bond - CORRECT ANSWER Bonds that connect amino acids.Primary Protein Structure - CORRECT ANSWER Sequence of amino acids forming a protein or polypeptide chain, the most basic element of its structure.Alpha Carbon - CORRECT ANSWER The central carbon atom of each amino acid Secondary Protein Structure - CORRECT ANSWER Shape formed by hydrogen bonding of amino acid back bone- usually an alpha helix or beta sheet Tertiary Protein Structure - CORRECT ANSWER The three- dimensional shape of a polypeptide due to interactions of the R groups of the amino acids by covalent bonds Quaternary Protein Structure - CORRECT ANSWER Multiple polypeptide subunits held together by R group interactions
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