Unformatted text preview: Which one of the following statements is false ?
OA. Most antigens induce a response from more than one clone of B cells .
OB. Ig G functions more effectively than Ig M in causing bacterial agglutination .
OC. Macrophages express both type I and type II MHC molecules on their surfaces .
OD. The skin's reaction to contact with poison oak is an example of a delayed hypersensitivity .
OE. A primary defense against the
the attachment of viruses and bacteria to epithelial surfaces is 19 A....
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