91) Carbohydrate molecules A) are the building blocks of cellular membranes. B) form the regulatory molecules known as enzymes. C) are the body’s most readily available source of energy. D) are composed of C, H, O, and N atoms. E) contain the genetic information found in cells. 92) When two monosaccharides undergo a dehydration synthesis, A) two new monosaccharides are formed. B) a disaccharide is formed. C) a polysaccharide is formed. D) a starch is formed. E) hydrolysis occurs. 93) To bond two monomers together, a molecule of water must be ________ to/from from monomers. This process is called ________. A) added; hydrolysis B) removed; dehydration synthesis C) removed; crenation D) added; denaturation E) added; ionization 94) Lipids A) form essential structural components of cells. B) provide a significant energy reserve. C) help to maintain body temperature. D) cushion organs against shocks. E) All of the answers are correct. 95) A fatty acid that contains two or more double covalent bonds is said to be A) saturated. B) monounsaturated. C) polyunsaturated. D) hydrogenated. E) carboxylated. 96) Alaska Natives have a lower incidence of heart disease even though their diets are high in fat and cholesterol. This may be due to the large amount of ________ in their diets. A) vitamins B) triglycerides C) prostaglandins D) omega-3 fatty acids E) oleic acid 97) Which of the following is/are needed to form a triglyceride molecule? A) 3 glycerol molecules B) 1 glycerol molecule C) 3 fatty acid molecules D) 3 glycerol molecules and 3 fatty acid molecules E) 3 fatty acid molecules and 1 glycerol molecule 98) A shortage of steroids in the body would result in a shortage of A) sex hormones. B) proteins. C) plasma membranes. D) glycogen. E) sex hormones and plasma membranes. 99) Most of the fat found in the human body is in the form of A) cholesterol. B) phospholipids. C) triglycerides. D) prostaglandins. E) monoglycerides. 100) Lipids that are produced by nearly every tissue in the body and act as local regulators are the A) prostaglandins. B) steroids. C) monoglycerides. D) phospholipids. E) glycolipids.