The 4 Major Groups of Organic Compounds 1. Quick energy foods. Stores energy, insulates, cushions organs. Contains the carboxyl group. The fatty acids may be saturated or unsaturated.
Cholesterol is found only in animal tissue.
A phospholipid contains 2 fatty acids an one phosphate connected to a glycerol molecule. Functions in movement, transport, fighting infection. Contains the carboxyl and amino groups. Monomers are amino acids. There are over 20 amino acids.