What are enzymes and describe their role in metabolism?
	Use catalase as an example of how an enzyme catalyzes a reaction.
	Discuss factors that affect enzyme action.
	What is ATP and its role in the cell?
	Why is ATP describe as a high-energy compound?
	What parts of animal and plant cells is ATP synthesized?
	How is ATP consumed in the cell?
	Describe and classify various carbohydrates into categories.
	Discuss the structural differences between starch and cellulose.
	How are starch and cellulose differ in the way animals are able to use them as dietary sources of energy?
	What is amylase? cellulase?