18. In terms of human body response to dietary fat, which of the following is considered to be “good fat”? a. Trans-fat b. Saturated fats c. Monounsaturated fats d. Polyunsaturated fats 19. Linolenic acid and Linoleic acid, the essential fatty acids, are respectively, a. 16:1 and 18:1 fatty acids b. 18:2 and 18:3 fatty acids c. 18:3 and 18:2 fatty acids d. 20:5 and 22:6 fatty acids 20. A lipid is any substance of biochemical origin that is a. Soluble in water but insoluble in nonpolar solvents b. Insoluble in water but soluble in nonpolar solvents c. Soluble in both water and nonpolar solvents d. Insoluble in both water and nonpolar solvents

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