Across
- 5. a negatively charged particle
- 7. molecules dissolve easily in water
- 9. a dissolved substance
- 15. where other substance can dissolve
- 17. describes a molecule with a carbon based backbone
- 19. result from loss or gain of electrons
- 20. a molecule that lacks a carbon-based backbone
- 21. the smallest unit of an element
- 24. very large molecules
- 25. an electrically uncharged particle in the nucleus
- 27. a protein only infectious agent
- 28. cannot be chemically broken down
- 31. infectious agent made of a protein shell
- 33. increases hydrogen ion
- 35. made up of one or more sugars
- 36. the basic unit of life
- 38. number the number of protons in an atom
- 39. the building block of a carbohydrate
- 42. made up of linked amino acid subunits
- 43. acid the building block of a protein
Down
- 1. one chemical subunit of a polymer
- 2. acids DNA and RNA
- 3. individual subunits linked in a chain
- 4. the dense core of an atom
- 6. atoms linked by covalent bonds
- 8. measure of H+ in a solution
- 10. the building block of a nucleic acid
- 11. a positively charged particle in the nucleus
- 12. the mixture of solute and solvent
- 13. molecules will not dissolve in water
- 14. bond formed by electrons between two atoms
- 16. bond weak attraction between two atoms
- 18. bond. a strong electrical attraction
- 22. maintain balance
- 23. anything takes up space and has mass
- 26. the ability to do work
- 29. lipid that forms the cell membrane
- 30. repels water
- 32. the attraction between molecules & surface
- 34. membrane the phospholipid bilayer
- 37. reduces hydrogen ion concentration
- 40. the attraction between molecules
- 41. molecule electrons are not shared equally