Monday 2 March 2015

Option B4: Lipids

B.4.1 Compare the composition of the three types of lipids found in the human body

B.4.2 Outline the difference between HDL and LDL cholesterol and outline its importance

B.4.3 Describe the difference in structure between saturated and unsaturated fatty acids

B.4.4 Compare the structures of the two essential fatty acids linoleic (omega-6 fatty acid) and linolenic (omega-3 fatty acid) and state their importance

B.4.5 Define the term iodine number and calculate the number of C=C double bonds in an unsaturated fat/oil using addition reactions

B.4.6 Describe the condensation of glycerol and three fatty acid molecules to make a triglyceride

B.4.7 Describe the enzyme-catalysed hydrolysis of triglycerides during digestion

B.4.8 Explain the higher energy value of fats as compared to carbohydrates

B.4.9 Describe the important roles of lipids in the body and the negative effects that they can have on health

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