Individuals with severe combined immunodeficiency syndrome (SCID) have a genetic defect that prevents proper formation and expression of immunoglobins and T cells and therefore do not have adaptive immunity.

Question

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Severe combined immunodeficiency syndrome (SCID) impairs the development and function of both B and T cells, resulting in a lack of adaptive immunity. This is caused by genetic defects affecting the genes involved in lymphocyte development and function, including genes encoding immunoglobulin molecules and the components of the T-cell receptor.

Individuals with Severe Combined Immunodeficiency Syndrome (SCID) Have a Genetic