Unit 2 Test

1. a compound of the sterol type found in most body tissues.
3. substance that gives up electrons to radicals to protect cells
4. scientific study of cells and other body structures
6. Replacement of some nutrients that were removed during processing
7. large, complex organic molecules made up of amino acids
8. atom or group of atoms that has a positive or negative charge
11. class of nutrients that generally do not dissolve in water
14. This includes Vitamins and minerals
15. total of all chemical processes that take place in living cells
17. Chemicals necessary for proper body function
20. small, negatively charged particles that surround the nucleus of an atom
21. compounds made by plants that are not nutrients
23. molecule that provides coded instructions for making proteins
24. Elements that are found in the earths crust

2. A lipid that has three fatty acids attached to a three-carbon compound called gylcerol
4. infection-fighting proteins
5. measure of the acidity or alkalinity of a solution
9. Group of signs and symptoms that occur together and indicate a specific health problem
10. scientific study of nutrients and how the body uses these substances
12. process by which large food molecules are mechanically and chemically broken down
13. smallest living functional unit in an organism
16. Usual pattern of food choices
18. a hormone that helps regulate blood glucose levels
19. Chemical substances that act like messenger molecules in the body
22. Vitamin-C deficiency disease