1. Ch. 2 Review
The Chemistry of Life

2. 3. Lipids Lipids include the following: a) fats b) waxes c) sterols
d) fat-soluble vitamins (such as vitamins A, D, E, and K)
e) monoglycerides
f) diglycerides
g) triglycerides
h) phospholipids
i) etc.

3. Fats Insoluble in water.
Triglycerides = glycerol + fatty acids chains.
May be either solid (fats) or liquid (oils) at room temperature.
Exs. of edible animal fats = lard, fish oil, butter/ghee and whale blubber.
Exs. of edible plant fats = peanut, soy bean, sunflower, sesame, coconut and olive oils, and cocoa butter.
Vegetable shortening & margarine made from hydrogenating oils.

4. Saturated VS Unsaturated Fats

5. Phospholipids Make up cell membranes (AKA phospholipid bilayers).
Made of hydrophobic tails (water “fearing”) and a hydrophilic head (water “loving”).