Across
- 2. substances changed during a chemical reaction
- 4. has ring structure
- 8. energy that will break bonds between atoms
- 11. release energy
- 12. reactions changes substances by breaking bonds
- 16. made of monomers called amino acids
- 17. substances made by chemical reactions
- 20. speeds up reaction, lowers activation energy
- 21. energy absorbed
- 22. stores information
- 23. acids contain C,H,O,N, and sometimes S
Down
- 1. made of C,H,O, sugar & starch
- 3. subunit in complete molecule
- 5. reactants/Products are made at same rate
- 6. bond share a pair of electron
- 7. acid polymer made of monomers called nucleotides
- 9. catalysts for chemical reaction
- 10. fats, oils, & cholesterol
- 13. most abundant organic molecule on earth
- 14. reactants that enzymes act on
- 15. simple sugars
- 18. helps build proteins
- 19. energy energy needed to start reaction