Lecture Review Answers Biochem 2 Review 2 (ch 4,5,6)

REVIEW 2 (Ch 4/5/6) Answers To handout in class…(r2003)

1.an amino acid such as glycine

 

3. 4

 

5. the C-H bond is non-polar

 

7. carbon atoms covalently bonded to other carbon atoms

 

9. 1 10. 3 11. 4

 

13. hydrogen bonds

 

15. energy

 

17. They have a higher ratio of hydrogen to carbon than unsaturated fatty acids.

 

19. a nitrogen base, a phosphate group, and a five-carbon sugar

 

21. 437

 

23. lowering the energy of activation

 

25.denaturation

 

27. direct chemical transfer of a phosphate group.

 

29. 7.3

 

31. Enzymes increase the rate of reaction.

 

33.What would be an expected consequence of changing one amino acid in a particular protein?

 

35 They are polymers of glucose

 

37 polysaccharide

 

 39 Condensation reactions assemble polymers and hydrolysis break ­them down.

 

41  e

 

43 c

 

45 are synthesized from monomers by the process of condensation synthesis.  

 

47 the reaction of a fat to form glycerol and fatty acids with the utilization of water

49 c

 

51secondary

 

53 guanine

 

55 a lipid made of three fatty acids and glycerol

 

57 c

 

59 a

 

61 e

 

63 hydrogen bonds

 

  65 phospholipids

 

67 the removal of water (condensation synthesis).

 

69 d  

 

71..just know them!

 

 

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