Which of the following molecules contains a glycosidic linkage type of covalent bond? a. 4 b. 6 c. 12 d. 13 e. 15 Which molecule has hydrophilic and hydrophobic properties and would be found in plasma membranes? a. 1 b. 5 c. 6 d. 12 e. 14 Which of the following molecules act as building blocks (monomers) of polypeptides? a. 1, 4, and 6 b. 2, 7, and 8 c. 7, 8, and 13 d. 11, 12, and 13 e. 12, 13, and 15 Which of the following combinations could be linked together to form a nucleotide? a. 1, 2, and 11 b. 3, 7, and 8 c. 5, 9, and 10 d. 11, 12, and 13 e. 12, 14, and 15 The interaction of four polypeptide chains in a hemoglobin molecule is __________ structure. a. primary b. secondary c. tertiary d. quaternary e. stereo