Use the Information Below as Background for the Following Questions

question 43

Multiple Choice

Use the information below as background for the following questions.
Immunodeficiencies may be genetic in origin. Two examples of these are Bruton's agammaglobulinemia, an X-linked disorder, and DiGeorge syndrome, caused by a deletion from chromosome 22. Bruton's results in underdeveloped B cells, while DiGeorge syndrome results in a missing or seriously underdeveloped thymus.
-A child is diagnosed with DiGeorge syndrome (DGS) . With which of the following would the child have serious immunological problems?

• A)production of antibodies
• B)rate of mitosis in plasma cells
• C)response to infection by a bacterium such as streptococcus
• D)response to infection by a virus such as influenza
• E)response to allergens such as bee venom

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