Answer:
a. fats, oils, meats, and nuts.
Explanation:
Lipids are macromolecules that are insoluble in polar solvents like water, but soluble in non-polar solvents like diethyl ether. They made up of hydrocarbon and serve as a functional molecule in living cell membranes. In addition, they are involved in cell signaling and serve as energy stores. Lipids could be in the form of steroids, fats and oils, waxes and phospholipids.
In diets, oils, fats, nuts, meats whole milk, margarine, butter, cheese, fried foods supply lipids in large quantities. They serve as energy stores and also help in the absorption of fat-soluble vitamins in the small intestine.
