Across
- 2. two or more atoms bonded
- 5. sugar or starch molecule
- 7. structural plant carbohydrate
- 8. pure substance made of one type of atom
- 10. carbon-based compound
- 12. hormone that regulates blood sugar
- 13. minimum energy needed to start a reaction
- 14. chain of repeating monomers
- 15. hydrophobic molecule
- 16. molecule an enzyme acts on
Down
- 1. measure of acidity or basicity
- 3. biological catalyst
- 4. folded chain of amino acids
- 6. oxygen-carrying blood protein
- 9. protein building block
- 11. building block of DNA and RNA
- 17. smallest unit of an element