Life on Earth comes in many forms, from microscopic bacteria to giant redwood trees. Despite their differences, all living things are made up of the same types of molecules. Many or these molecules contain carbon and are called organic compounds. There are four main groups of organic compounds found in cells. One of these groups is carbohydrates. Which of the following are the primary functions of carbohydrates? Select the two best

choices.

A. to store the information needed for an organism’s growth and development
B. to control chemical reactions
C. to supply energy for a cell's immediate use
D. to form the rigid cell wall in a plant cell

C. to supply energy for a cell's immediate use

D. to form the rigid cell wall in a plant cell