NDFS 100 BYU EXAM 2 STUDY QUESTIONS WITH 100% UPDATED ANSWERS|NEWEST 2025|ALREADY GRADED A |GET A PASS ON YOUR FIRST TRIAL

What are the functions of fat in food? - CORRECT ANSWERS️️nutrients transport energy appetite texture satiety sensory appeal True or False: Fat is the bodies major form of stored energy - CORRECT ANSWERS️️true T or F: Fat forms the major material of the cell membranes - CORRECT ANSWERS️️true T or F: Fat provides no nutrients - CORRECT ANSWERS️️False; it provide essential fatty acids, fat-soluble vitamins, and other needed compounds. What are the three types of lipids? - CORRECT ANSWERS️️triglycerides, phospholipids, sterols What is another name for triglycerides? - CORRECT ANSWERS️️fatty acids What is the structure of a triglyceride? - CORRECT ANSWERS️️3 fatty acids + 1 glycerol molecule glycerol - CORRECT ANSWERS️️3 carbons long - is backbone for triglycerides function of triglyceride - CORRECT ANSWERS️️its 95% of all fats in food and in the body In what two ways do fatty acids differ from one another? - CORRECT ANSWERS️️chain length and degree of saturation T or F: the shorter chain fatty acids or more unsaturated ones are harder - CORRECT ANSWERS️️False; they are softer What do fatty acids in food do? - CORRECT ANSWERS️️Influence the composition of fats in the body What does it mean when a fatty acid is saturated? - CORRECT ANSWERS️️every available bond from the carbon chain is holding a hydrogen atom What does it mean when a fatty acid is unsaturated? - CORRECT ANSWERS️️the fatty acid carbon chain has a place where hydrogens are missing What is it called on a carbon chain where a hydrogen is missing? - CORRECT ANSWERS️️point of unsaturation unsaturated fats have _______ bonds - CORRECT ANSWERS️️double What is a monounsaturated fatty acid? - CORRECT ANSWERS️️the carbon chain contains just one point of unsaturation What is a polyunsaturated fatty acid? - CORRECT ANSWERS️️the carbon chain contains two or more points of unsaturation What is polyunsaturated often abbreviated as? - CORRECT ANSWERS️️PUFA T or F: The more carbon atoms in a fatty acid, the longer it is - CORRECT ANSWERS️️True T or F: The more hydrogen atoms attached to the carbons in a fatty acid, the more saturated the fatty acid is - CORRECT ANSWERS️️True What type of fatty acid is this? - CORRECT ANSWERS️️saturated What type of fatty acid is this? - CORRECT ANSWERS️️polyunsaturated What does the degree of saturation in a fatty acid of a fat determine? - CORRECT ANSWERS️️the fat's softness or hardness What does it mean if a glyceride is solid at room temperature? - CORRECT ANSWERS️️it contains more saturated fat What does it mean if a glyceride is liquid at room temperature? - CORRECT ANSWERS️️it contains less saturated fat T or F: fluid milk is a solid fat - CORRECT ANSWERS️️True What is an essential Fatty Acid? - CORRECT ANSWERS️️fatty acids that the body needs but cannot make What are the four types of fatty acids? - CORRECT ANSWERS️️saturated, monunsaturated, polyunsatured, trans