Across
- 5. a positively or negatively charged atom
- 7. stored energy
- 9. the splitting of complex molecules by hte addition of a water molecule
- 11. forms the shiny covering on plant leaves
- 14. solid at room temperature, found on meat
- 18. the hereditary material found in cells
- 19. formed when two or more atoms unite by sharing or transferring electrons
- 20. complex substances are broken dowqn
- 22. outer covering of cells
- 24. type of organic compound need for energy
- 26. fruit sugar
- 29. body responds to reverse the direction of change
- 31. single strand that is important in forming protein
- 32. atoms that occur in several in several different forms due to varying numbers of neutrons
- 34. a subatomic particle that has no electric charge
- 35. the base unit of all carbohydrates
- 36. carb that is found in plant foods
- 38. energy of motion
- 39. the negatively charged particle of an atom
- 40. on the pH scale ranges from 0-6
Down
- 1. a lipid that is found in hormones
- 2. the effort by the body to maintain a constant internal enviroment
- 3. type of bond that is the sharing of electrons
- 4. important for making energy, hormones, insulation, and covering of cells
- 6. are composed of chains of smaller molecules or amino acids
- 8. twisted double strand that serves as the blueprint for protein synthesis
- 10. sucrose or table sugar
- 12. reverse the change
- 13. type of bond that is the giving and taking of electrons
- 15. milk sugar
- 16. carries oxygen to the cells
- 17. carbs that are stored in the body
- 21. the basic unit of structure of all matter
- 22. a symbol for the value of hydrogen ion concentration of a solution
- 23. the number of positively charged particles in the nucleus of the atom
- 25. two or more substances combine to produce a new substance
- 27. liquid at room temperature
- 28. has a radioactive isotope
- 30. elements chemically inactive due to complete outer shell
- 33. on the pH scale ranges from 8-14
- 37. the desired value of a variable