Unit 2 - Words to Know

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Across
  1. 4. macromolecule that contains carbon, hydrogen, oxygen, and nitrogen; needed by the body for growth and repair and to make up enzymes
  2. 5. large compound formed from combinations of many monomers
  3. 8. protein that acts as a biological catalyst
  4. 11. element or compound produced by a chemical reaction
  5. 12. smallest unit of most compounds
  6. 13. acid macromolecule containing hydrogen, oxygen, nitrogen, carbon, and phosphorus
  7. 14. compound that forms hydrogen ions (H+) in solution
  8. 15. substance consisting entirely of one type of atom
Down
  1. 1. compound made up of carbon,hydrogen,and oxygen atoms; major source of energy for the human body
  2. 2. compound that forms hydroxide ions (OH-) in solution
  3. 3. macromolecule made mainly from carbon and hydrogen atoms; includes fats,oils, and waxes
  4. 6. elements or compounds that enter into a chemical reaction
  5. 7. reactant of an enzyme-catalyzed reaction
  6. 9. small unit that can join with other small units to form polymers
  7. 10. substance formed by the chemical combination of two or more elements in definite proportions