Question

macromolecules, or large carbon - based molecules, found in the foods we eat. the other two are carbohydrates and proteins. lipids perform many different functions. for example, fats store energy for long - term use, while phospholipids are the building blocks of cell membranes. waxes form protective outer barriers on animals and plants. steroids function as chemical messengers that regulate processes in the body. select the true statements. eggs, cheese, and olive oil are dietary sources of lipids. there is only one type of lipid molecule. steroids form protective barriers on plants. phospholipids are a type of lipid.

Explanation:

Eggs, cheese, and olive - oil contain lipids. There are multiple types of lipid molecules such as fats, phospholipids, waxes, and steroids. Waxes form protective barriers on plants, not steroids. Phospholipids are indeed a type of lipid.

Answer:

A. Eggs, cheese, and olive oil are dietary sources of lipids.
D. Phospholipids are a type of lipid.