Across
- 5. simple sugar molecule
- 7. element or compound that enter into a chemical reaction
- 10. energy that is needed to get a reaction started (2 words)
- 13. compound made up of carbon, hydrogen, and oxygen atoms; type of nutrient that is the major source of energy for the body
- 14. reactant of an enzyme-catalyzed reaction
- 15. macromolecule containing hydrogen, oxygen, nitrogen, carbon, and phosphorus (2 words)
Down
- 1. small chemical unit that makes up a polymer
- 2. process that changes, or transforms, one set of chemicals into another set of chemicals (2 words)
- 3. element or compound produced by a chemical reaction
- 4. subunit of which nucleic acids are composed; made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
- 6. macromolecule that contains carbon, hydrogen, oxygen, and nitrogen; needed by the body for growth and repair
- 8. macromolecule made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes
- 9. compound with an amino group on one end and a carboxyl group on the other end (2 words)
- 11. substance that speeds up the rate of a chemical reaction
- 12. molecule composed of many monomers; makes up macromolecules
- 16. protein catalyst that speeds up the rate of specific biological reactions