Chapter 6 Vocabulary

4. Organic nutrient that is required in small amounts for metabolic functions.
5. Nonprotein assistant required by an enzyme in order to function.
7. Chemical reaction that requires an input of energy.
8. Energy in a system that is capable of performing work.
9. Chemical reaction that releases energy.
10. Series of linked reactions, beginning with a particular reactant and terminating with an end product.
12. Nucleotide with two phosphate groups that can accept another phosphate group and become ATP.
13. Reactions that occur simultaneously.
14. Substance that participates in a reaction.
19. Change in the shape of an enzyme's site that enhances the fit between the active site and its substrate(s).
20. energy Stored energy in a potentially usable form, as a result of location or spacial arrangement.
22. Chemical reaction in which smaller molecules (monomers) are combined to form larger molecules (polymers)
25. Organic catalyst, usually a protein, that speeds a reaction in cells due to its particular shape.
26. Nonprotein organic molecules that aids the action of the enzyme to which it is loosely bound.
27. Means by which cells regulate enzyme activity.

1. Energy associated with motion.
2. Energy that must be added in order for molecules to react with one another.
3. Two laws explaining energy and its relationships and exchanges.
6. Substance that forms as a result of a reaction.
11. Nucleotide with three phosphate groups.
15. Metabolic process that breaks down large molecules into smaller ones.
16. Region of an enzyme where the substrate binds and where the chemical reactions occurs.
17. The sum of the chemical reactions that occur in a cell.
18. A paired set of chemical reactions in which one molecule gives up electrons (oxidized) while another molecule accepts electrons (reduced).
21. Capacity to do work and bring about change.
23. RNA molecule that functions as an enzyme that can catalyze chemical reactions.
24. Measure of disorder or randomness in a system.