1. Chapter 9 Biotechnology
Review

2. The fact that a mule, a cross between a donkey and horse, is hardier than a horse is an example of
(a) hybrid vigor (b) specialization (c) crossing over (d) natural selection

3. a

4. Hybrids that have parents from different species are usually (a) blind (b) sterile (c) variant (d) unhealthy

5. b

6. A liger (cross between a lion and tiger) is an example of (a) polypoidy (b) inbreeding (c) cloning (d) outbreeding

7. d

8. What genetic disorder causes the secretion of excess mucus?
sickle-cell disease
cystic fibrosis
Huntington Disease
Tay-Sachs disease

9. b

10. Small, circular pieces of DNA within bacteria are called what
Small, circular pieces of DNA within bacteria are called what? (a) plasmids (b) vectors (c) genetic engineers (d) clones

11. a

12. Selective breeding is the breeding of animals or plants to produce (a) biotechnology (b) inbreeding (c) outbreeding (d) desired traits

13. d

14. In genetic engineering, the carrier of genetic material is known as the (a) recombinant DNA (b) vector (c) enzyme (d) plasmid

15. b

16. The use of special biochemical techniques to modify genes is called
cross breeding
genetic engineering
technical engineering
outbreeding

17. b

18. Recombinant DNA is a combination of DNA from
different genes of the same bacteria
bacteria
different organisms
DNA marker

19. c

20. People with Huntington disease develop deterioration of the
brain and nervous system
circulatory system
reproductive organs
heart

21. a

22. What disorder causes excessive bleeding due to the inability of blood to clot
(a) Tay-Sachs (b) cystic fibrosis (c) hemophilia (d) sickle-cell anemia

23. c

24. Unlike the insulin extracted from farm animals, genetically engineered insulin causes no
(a) allergic reactions
(b) metabolism of sugar
(c) change in human blood chemistry
(d) sleeplessness

25. a

26. What do genetic engineers use to cut DNA at a specific series of base pairs?
(a) restrictive enzymes (b) insulin (c) proteins (d) DNA polymerase

27. a

28. Using living organism to make new products useful to humans.

29. Biotechnology

30. Organisms that is homozygous for desirable traits.

31. Purebred

32. Type of breeding in which genetically distant organisms. F
Type of breeding in which genetically distant organisms F. Selective breeding are crossed.

33. Outbreeding

34. Effect exhibited by an organism that is larger or healthier
Effect exhibited by an organism that is larger or healthier due to the breeding of distantly related parents.

35. Hybrid Vigor

36. Type of breeding in which organism of similar genotype are crossed to maintain a desirable set of traits

37. Inbreeding

38. Breeding organisms to produce certain desirable traits.

39. Selective Breeding

40. For the following problems what is the disease for the genetically engineered treatment.

41. Healthy genes combined with viruses or carrier cells to replace abnormal genes that cause excess mucus secretion.

42. Cystic Fibrosis

43. Protein under development that causes blood to clot.

44. hemophilia

45. Protein that binds to specific types of cells to carry radioactive tracers or medicine to abnormal cells.

46. Cancer

47. Final Question

48. Human gene is inserted into bacteria, which then produce a human hormone.

49. Diabetes

50. Genetically engineered bacteria to dissolve blood clots

51. Heart Disease

52. Words to Know
Genetic Engineering, Insulin, Vector, Resultant, Plasmids, Recombinant DNA
Gel electrophoresis, Passive aggressive, Restriction enzymes, DNA fingerprints