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Home Biochemistry Disease Associated with Immune System See What Others Are Saying!
  • Question
  • Bone marrow given to an infant with SCID must


  • Options
  • A. be irradiated to eliminate GVHD
  • B. contain mature T cells that can begin making immune responses immediately
  • C. come from a donor that shares some MHC alleles with the recipient
  • D. come from one of the child's parents

  • Correct Answer
  • come from a donor that shares some MHC alleles with the recipient 


  • More questions

    • 1. Which of the following blood proteins can destroy pathogens?

    • Options
    • A. Major histocompatibility complex
    • B. Platelets
    • C. Fibrinogen
    • D. Complement system
    • Discuss
    • 2. Gluconeogenesis uses

    • Options
    • A. 3 ATPs and 2 GTPs per glucose
    • B. 2 ATPs and 1 GTPs per glucose
    • C. 3 ATPs and 3 GTPs per glucose
    • D. 4 ATPs and 2 GTPs per glucose
    • Discuss
    • 3. PCR can be used to amplify a specific fragment of DNA from which of the following?

    • Options
    • A. A drop of blood
    • B. A hair follicle
    • C. A fragment of skin
    • D. All of these
    • Discuss
    • 4. What is the name given to the points at which a DNA helix is unwound and new strands develop?

    • Options
    • A. Replication origins
    • B. Replication forks
    • C. Leading strands
    • D. Okazaki fragments
    • Discuss
    • 5. In the past, IR spectra had to be aquired one wavelength at a time, which took a long time. Today quick spectra is due to the

    • Options
    • A. the Fourier Transfer Algorithm allows us to scan all frequencies at once
    • B. light is faster today that it used to be
    • C. absence of broad spectrum of wavelenth
    • D. none of the above
    • Discuss
    • 6. An early sign of retinol deficiencies in man is

    • Options
    • A. night blindness
    • B. keratinization
    • C. xeropthalmia
    • D. none of these
    • Discuss
    • 7. Arachidonate has 20 carbon atoms with

    • Options
    • A. 3 double bonds
    • B. 2 double bonds
    • C. 4 double bonds
    • D. 8 double bonds
    • Discuss
    • 8. Lysine is degraded to acetoacetyl CoA and is described as a

    • Options
    • A. ketogenic amino acid
    • B. glucogenic amino acid
    • C. keto-gluco amino acid
    • D. none of these
    • Discuss
    • 9. The hormones, glucagon and epinephrine, stimulate glycogen breakdown to G-6-P

    • Options
    • A. only in the liver
    • B. using ATP as the phosphoryl donor
    • C. directly, by binding to glycogen phosphorylase
    • D. indirectly, by first stimulating adenylate cyclase to make cAMP
    • Discuss
    • 10. Vitamin B12 is useful in the prevention and treatment of

    • Options
    • A. pernicious anemia
    • B. scurvy
    • C. cataract
    • D. beri-beri
    • Discuss


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