1. LIPID REVIEW Dr. E

2. Lipids A. Hydrophobic B. Hydrophillic C. Nonpolar D. Polar E. Both A & C F. Both A and C

3. Lipids A. Have a large number of carbon-hydrogen bonds B. Have markedly fewer oxygen’s than carbohydrates C. May have formula C 50 H 110 O 6 D. May have formula C 50 H 100 O 50 E. A, B, and C

4. All are types of lipids EXCEPT: A. Fats B. Starch C. Steroids D. Phospholipids E. Triglycerides

5. Lipids A. soluble in water B. Insoluble in water

6. All are functions of lipids EXCEPT: A. Long term energy storage B. Insulation C. Act as enzymes D. Act as hormones E. Cushioning

7. Lipids are major component of: A. Plant cell wall B. Fungal cell wall C. Cell membrane D. Exoskeleton of insects E. None of the above

8. Fats are composed of: A. One glycerol & three fatty acids B. One glycerol & three phospholipids C. One glycerol and three glycogens D. One glycerol and three polysaccharides E. None of the above

9. Fats containing fatty acids with chains of carbon with only single bonds A. Are saturated B. Are monounsaturated C. Are polyunsaturated D. Contain less than the maximum number of hydrogen’s E. Both A and D

10. Fats containing fatty acids with chains of carbon with one or more double bonds A. Are saturated B. Are unsaturated C. Have the maximum number of double bonds D. Are polysaturated E. Both B and C

11. Liquid at room temperature A. Saturated fatty acids B. Unsaturated fatty acids

12. Solid at room temperature: A. Saturated fatty acids B. Unsaturated fatty acids

13. Healthier A. Saturated fatty acids B. Unsaturated fatty acids

14. Derived from plants: A. Saturated fatty acids B. Unsaturated fatty acids

15. Derived from animals: A. Saturated fatty acids B. Unsaturated fatty acids

16. Phospholipids A. Make up cell wall in plants: B. Make up cell wall in fungi C. Make up cell membranes D. Make up exoskeleton of insects E. All of the above

17. What has a hydrophilic head and a hydrophobic tail? A. Phospholipid B. Steroid C. Triglyceride D. Fats E. All lipids

18. What is another name for fats? A. Triglyceride B. phospholipids C. Steroids D. Glycogen E. Polysaccharides

19. How many layers of phospholipids in a cell membrane? A 1 B. 2 C. 3 D. 4 E. 5

20. What has a four ring structure? A. Triglyceride B. phospholipids C. Steroids D. Glycogen E. Polysaccharides

21. What type of lipid is responsible for sex hormones? A. Triglyceride B. phospholipids C. Steroids D. Glycogen E. Polysaccharides

22. What is the precursor of all steroids? A. Cholesterol B. Triglycerides C. Phospholipids D. Polysaccharides E. Glycogen

23. A diet high in what causes heart disease, cancer, & stroke? A. Saturated fatty acids B. Unsaturated Fatty acids C. Cholesterol D. Chitin E. Both A and C