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• 3. All are true statements about L-isoleucine EXCEPT: (A) Its enantiomer is named D-isoleucine. (B)
• 4.Which statement is INCORRECT about these amino acids, and amino acid derivatives? (A)GABA (γ-amino
• 5. Homologous proteins such as hemoglobin from different organisms do NOT: (A)have nearly identical
• 6. All of the statements about the peptide val-asp-trp-asn-ser are correct EXCEPT: (A)This peptide w
• 7. All of the information necessary for folding the peptide chain into its \"native\" st
• 8. Secondary and higher orders of structure are determined by all EXCEPT: (A) hydrophobic interactio
• 9. A β-barrel would most likely be composed of___________(A) parallel β-sheets connected by regions
• 10. All of the statements about the tertiary structure of the enzyme triose phosphate isomerase are
• 11. All of the following statements about the nature of glycogen are true EXCEPT: (A) It is a polys
• 12. Cellulase is considered a_________. (A) a-(1→4) glucosidase (B) β-(1→4) glucosidase (C) a-(1→6)
• 13. Steroid hormones include all of the following EXCEPT: (A) dolichol. (B) progesterone. (C) cortis
• 14. Which of the following enzymes is responsible for the release of arachidonic acid from membrane
• 15. Which of the following would be the most likely interaction between a peripheral membrane protei
• 16. The two major phospholipids on the outer leaflet of erythrocytes are: (A) phosphatidylcholine an
• 17. Glycophorin is a membrane protein with: (A) multiple transmembrane segments. (B) most of the mas
• 18. Which of the following is true regarding membrane function? (A) a caveola contains a very high
• 19. All are important functional groups participating in H-bond formation EXCEPT: (A)amino group of
• 20. All of the following are examples of nucleotide functions EXCEPT: (A) CTP in phospholipid synthe
• 21. In phosphoryl group transfer reactions, the________ of the nucleotide serves as an information s
• 22. All of the following are true for tRNA EXCEPT: (A) each amino acid in proteins has at least one
• 23. DNA double helix structure is stabilized by all of the following EXCEPT: (A) the sugar-phosphate
• 24. Urea and formamide are agents that denature dsDNA by (A) intercalating between base pairs and di
• 25. In the Southern hybridization procedure, the gel after electrophoresis is treated with NaOH and
• 26. All are true for cDNA libraries EXCEPT: (A) reverse transcriptase synthesizes a DNA strand compl
• 27. An enzyme's specificity can be due to: (A) the ratio of catalyzed rate to the uncatalyzed r