A carbohydrate molecule is
A) a macromolecule made of amino acids that provides structure for a cell and is not soluble in water
B) made up of a chain of monosaccharides that transport genetic coding from one end of the cell to another
C) made up of the monosaccharide glucose and serves as an energy reserve in plants and animals
D) a chain of amino acids that can be used for protein synthesis, protection, and increasing reaction speeds