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PROTEINS

PROTEINS. A protein is:. A. Polymer B. macromolecule C. Biomolecule D. Organic molecule E. All of the above. The monomer of proteins:. A. Monosaccharide B. Fatty acid C. Nucleic Acid D. Amino acid E. none of the above. Every protein:.

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PROTEINS

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  1. PROTEINS

  2. A protein is: • A. Polymer • B. macromolecule • C. Biomolecule • D. Organic molecule • E. All of the above

  3. The monomer of proteins: • A. Monosaccharide • B. Fatty acid • C. Nucleic Acid • D. Amino acid • E. none of the above

  4. Every protein: • A,. Has a unique 3-d shape that corresponds to a specific function • B. Has similar shape • C. Has a different shape but not 3-D • D. . Has a unique 3-d shape unrelated to function

  5. Proteins are important to: • A. Structure of cell • B. Carrying activities • C. Energy source • D. Insulation • E. Both A and B

  6. All are major classes of proteins EXCEPT: • A. structural G. Enzymes • B. defense H. Signal • C. Contractile • D. Transport • E. storage • F. Energy

  7. Proteins are made by linking: • A. Nucleic acids together • B. Amino acids together • C. Fatty acids together • D. Monosaccharides together

  8. There are ____ amino acids • A. 10 • B. 15 • C. 20 • D. 25 • E. 30

  9. All amino acids have a central carbon • A. true • B. False

  10. All amino acids have a carboxyl group • A. true • B. False

  11. All amino acids have an amino group • A. true • B. False

  12. All amino acids have a hydrogen attached to central carbon: • A. true • B. False

  13. Every amino acid has a different R group attached to central carbon • A. true • B. False

  14. What determines properties of amino acids? • A. Carboxyl group • B. Amino group • C. Central carbon • D. Hydrogen • E. R-group

  15. Amino acids are linked together: • A. By process of dehydration synthesis • B. By removal of water • C. By covalent bonds • D. By peptide bonds • E. All of the above

  16. Chain of amino acids called: • A. Monosaccharide • B. polysaccharide • C. Polypeptide • D. Triglyceride • E. Dipeptide

  17. What determines a proteins function? • A. Its shape • B. Zack • C. Sam • D. Bryan • E. B, C, and D are correct

  18. Denaturation • A. The linking together of amino acids • B. The breaking apart of amino acids • C. The unfolding of a protein • D. The breaking apart of a polysaccharide

  19. Denaturation is caused by all EXCEPT: • A. High temperature • B. low temperature • C. High pH • D. Low PH • E. Salt concentrations

  20. Since all organisms use the same 20 amino acids to make their proteins • A. Evidence for Cell Theory • B. Evidence For Evolution • C. Evidence from common ancestry • D. Evidence of relatedness among species • E. B, C, and D

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