Across
- 3. globular proteins that act as biological catalysts. Page 51
- 5. Radiation that causes atoms to ionize. Page 60
- 8. A condition of basicity or high pH (above 7.45) of the blood; low hydrogen ion concentration. Page 60
- 10. molecules made of many similar or repeating units. Page 42
- 12. A component of proteins and nucleic acids (genetic material). Page 26
- 13. Energy directly involved in moving matter. Page 24
- 14. Needed to make functional thyroid hormones. Page 26
- 16. Substances present in smaller amounts in a mixture is called? Page 29
- 17. polymers of sim- ple sugars linked together by dehydration synthesis. Page 43
- 23. The relative concentration of hydrogen ions in various body fluids is measured in concentration unit. Page 40
- 24. The capacity to do work or to put matter into motion. Page 24
- 25. substances composed of two or more components physically intermixed. Page 29
- 26. chainlike molecules made of many similar or repeating units. Page 42
- 28. A condition resulting from excessive ketones in the blood. Page 60
- 33. the number of protons in the nucleus of an atom. Page 27
- 35. a chemical bond between atoms formed by the transfer of one or more electrons from one atom to the other. Page 32
- 36. substances that increase the rate of chemical reactions. Page 38
- 38. substances that conduct an electrical current in solution. Page 39
- 40. Energy that travels in waves. Page 24
- 44. the sum of the masses of the protons and neutrons in an atom. Page 27
- 45. This is formed when two or more different kinds of atoms bind. Page 28
- 46. Energy in action or the energy something has because of its motion. Page 24
- 47. regions around the nucleus in which a given electron or electron pair is likely to be found. Page 26
- 48. A chemical bond where atoms share electrons. Page 32
Down
- 1. a common waste product of protein breakdown in the body, is also a base. Page 40
- 2. composed of fatty acid chains and glycerol. Page 58
- 4. The substance on which an enzyme acts. Page 52
- 6. These are the building blocks of proteins are molecules. Page 47
- 7. heterogeneous mixtures with large, often visible solutes that tend to settle out. Page 29
- 9. The substance present in the greatest amount in a mixture is called? Page 29
- 11. contain more potential energy in their chemical bonds than did the reactants. Page 37
- 13. a combination of two or more atoms held together by chemical bonds. Page 28
- 15. A chemical reaction that builds molecules by losing water molecules. Page 38
- 18. a group of molecules that includes sugars and starches, represent 1–2% of cell mass. Page 43
- 19. this occurs when chemical bonds are formed, rearranged or broken. Page 35
- 20. Lipoid and protein-based substances that transport fatty acids and cholesterol in the bloodstream. Page 46
- 21. Stored energy or inactive energy. Page 24
- 22. A substance that minimizes changes in pH by absorbing or releasing hydrogen ions. Page 41
- 27. Reactions the release energy. Page 37
- 29. Disease resulting from exposure of the body to radioactivity; digestive system organs are most affected. Page 60
- 30. A condition of acidity or low pH (below 7.35) of the blood; high hydrogen ion concentration. Page 60
- 31. Energy that results from the movement of charged particles. Page 24
- 32. the study of the chemical composition and reactions of living matter. Page 38
- 34. a substance that releases hydrogen ions in detectable amounts and lowers pH. Page 39
- 37. an atom’s outermost energy level or that portion of it containing the electrons that are chemically reactive. Page 32
- 39. When atoms or molecules combine to form a larger or more complex molecule. Page 36
- 41. they have the same molecular formula but their atoms are arranged differently, giving them different chemical properties. Page 43
- 42. elements that have two or more structural variations. Page 27
- 43. the primary energy transferring molecule in cells and it provides a form of energy that is immediately usable by all body cells. Page 57
- 44. Anything that occupies space and has mass. Page 24