Across
- 4. reaction in which complex chemical structures are broken down in simpler molecules
- 7. compounds that do not contain element carbon
- 10. the ability to do work measured in calories or joules
- 11. chemical property that describes the tendency of an atom to attract a shared pair of electrons towards itself
- 14. covalent bonds that share electrons but share them unequally
- 15. the sum of all chemical relations that occur within the cells
- 17. compounds that contain carbon
- 18. covalent bond that shares electrons equally
- 19. bonds that are formed between a hydrogen proton of one polar molecule and the negative end of another polar molecule
- 20. basic unit of life
Down
- 1. one glyceride, 2 fatty acids
- 2. combines with a specific enzyme
- 3. monosaccharides, disaccharides, polysaccharides
- 5. a t2 part structure: glycerol and fatty acids
- 6. made from carbon, hydrogen, oxygen, nitrogen, sulfer
- 8. atoms are joined together by a force of attraction called
- 9. is the energy in covalent and ionic bonds
- 12. saturated and non saturated fats
- 13. protein catalyst
- 16. chemical reaction in which simple chemical substances are combined to form complex chemicals