Handout #1 ANSWERS, Spring (1)

Handout #1 ANSWERS, Spring (1) - Handout #1: lecture 1-2,...

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Handout #1: lecture 1-2, 1/18 and 1/20- macromolecules: proteins, carbohydrates, lipids, nucleic acids- ANSWERS 1. Carbohydrates- draw and label a diagram of the following; list some general functions of carbohydrates a. Sucrose Cellulose (include at least 3 monomers); why is cellulose indigestible? Cellulose is a tough material and is indigestible because of the hydrogen bonds that form between the hydroxyl groups of the monomer subunits; cellulose forms linear, un- branched chains and can pack tightly together, resulting in many hydrogen bonds and few spaces for water molecules to fit in; note, the glucose monomers are held together with β(1-4) glycosidic bonds, not α bonds; see page 49- Fig 3.9 for more details 2. Lipids- draw and label a diagram of the following; what makes lipids different from the other 3 biological molecules we have discussed? a. A triglyceride b. An unsaturated fatty acid c. A phospholipid 3. Proteins- draw and label a diagram of the following; list some general functions of proteins
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Handout #1 ANSWERS, Spring (1) - Handout #1: lecture 1-2,...

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