31 cell membranes are characterized by the presence

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CH 3 HW

36 .   What kind of bond exists between two amino acids in a protein ?
a. peptide
b. ionic
c. hydrogen
d. amino
e. sulfhydroxyl
Answer:  a .   peptide
29 .   Lipids
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37 .   The association of four subunit peptides in a fully functional molecule of hemoglobin is a good example of ____ protein structure .
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30 .   Trans fats resemble saturated fats in that
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38 .   In sickle cell disease , the hemoglobin contains an incorrect
a . amino acid
b . heme
c . oxygen atom
d . both amino acid and heme
e . both heme and oxygen atom
31 .   Cell membranes are characterized by the presence of
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39 .   When a hen 's egg is cooked for breakfast , which of the following statements does not apply ?
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32 .   All sterols have
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40 .   The nucleotide most closely associated with energy metabolism is
a . cyclic AMP
b . FAD
c . NAD
d . ATP
e . all of these
Answer:  d .   ATP
33 .   Sterols are
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34 .   Amino acids are the building blocks for
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35 .   Proteins may function as
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Introduction to General, Organic and Biochemistry
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Chapter 30 / Exercise 30-18
Introduction to General, Organic and Biochemistry
Brown
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31. Cell membranes are characterized by the presence of a. triglycerides b. phospholipids c. unsaturated fats d. steroid hormones e. fatty acids 32. All sterols have 33. Sterols are 34. Amino acids are the building blocks for 35. Proteins may function as a. structural units b. enzymes c. storage molecules d. transport molecules e. all of these 36. What kind of bond exists between two amino acids in a protein? 37. The association of four subunit peptides in a fully functional molecule of hemoglobin is a good example of ____ protein structure. 38. In sickle cell disease, the hemoglobin contains an incorrect 39. When a hen's egg is cooked for breakfast, which of the following statements does not apply? a. High temperature breaks the hydrogen bonds. b. Gentle cooling will reverse the denaturation that has occurred. c. The covalent bonds are not broken. d. Denaturation has resulted in a change from "runny" to "semi-solid." e. The protein is structurally different. 40. The nucleotide most closely associated with energy metabolism is _____________________________________ II. Critical Thinking. Short Essay Questions (5 points each) 1. What are the three most common polysaccharides? How do they differ in structure and function? 2. How are trans-fats similar to both saturated and unsaturated fats? Why are they bad for you? 3. Differentiate between primary, secondary, tertiary, and quaternary structure of proteins. 4. How does one incorrect amino acid in sickle cell hemoglobin lead to the various problems associated with sickle cell disease? 3
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The document you are viewing contains questions related to this textbook.
Introduction to General, Organic and Biochemistry
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Chapter 30 / Exercise 30-18
Introduction to General, Organic and Biochemistry
Brown
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