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• 15. If the numbering of fatty acids in the carboxyl carbon is number 1, which carbon in palmitic aci
• 16. The following techniques could be potentially employed as a tool in gene therapy except_______ .
• 17. In glycoproteins, the carbohydrate moiety is always attached through the amino acid residues____
• 18. Sphingosine is not a component of_______.(A) cardiolipin (B) ceramide (C) cerebrosides (D) gangl
• 19. The ion channel that opens in response to acetylcholine is an example of a ____________ signal t
• 20. A monoclonal antibody differs from a polyclonal antibody in that monoclonal antibodies_______.(A
• 21. Below is a diagram of two DNA strands that are part of the coding region of gene.What is the seq
• 22. The human genetic disease phenylketonuria (PKU) can result from_______.(A) lack of phenylalanine
• 23. Which of the following descriptions is not correct?(A) The leucine zipper motif is important for
• 24. “The knock-out mice” is an important animal model for biomedical research. One of the most impor
• 25. If a sample of DNA is found to have the base composition (molar ratios) of adenine, 40； thymine,
• 26. Which of the following statements concerning cyclins is not correct?(A) They catalyze the phosph
• 27. That the nature of genetic material is DNA is based on_______ .(A) the transforming material is
• 28. Which one of the following statements relating to the common amino acids is correct?(A) Glutamin
• 29. Which one of the following statements relating to lipids and membrane is correct?(A) The non-pol
• 30. In a tissue that metabolizes glucose via the pentose phosphate pathway, carbon number 1 of gluco
• 31. Which one of the following statements relating to proteins is correct?(A) All proteins have quat
• 32. The Type II glycogen disease (Pompe’s disease) is lack of _______.(A) glucose-6-phosphatase (B)
• 33. Severe combined immunodeficiency disease (SCID) is caused by deficiency of_______.(A) adenosine
• 34. Which one of the following statements about natural fatty acids is correct?(A) Molecules with od
• 35. Which one of the following statements relating to lipids and membranes is correct?(A) Triacylgly
• 36. Which one of the following statements about cholesterol is correct?(A) The complete oxidation of
• 37. Which of the following enzymes in liver is/are activated as a result of an elevated insulin leve
• 38. Oncogenes that have tyrosine kinase activity_______ .(A) probably correspond to protooncogenes t
• 39. Correct statements regarding arachidonic acid include all of the following except_______.(A) it