Which statement about the specific immune response is FALSE?
A..Each T or B cell has antigen receptors for only one specific antigen.
B..T and B cells recognize antigens by using antibodies bound to their surface C..membranes. Unique antigen receptors are created by genetic recombination.
D..Antigens must be presented by an MHC molecule for T and B cells to recognize them.
E..All cells express MHC-I molecules, but only antigen-presenting cells express MHC-II molecules.

Explanation:We have learned in Chapter 2 that the body is defended by innate immune ... The antigen-recognition molecules of B cells are the immunoglobulins, or Ig. These ... Membrane-bound immunoglobulin on the B-cell surface serves as the cell's ... of antibody molecules allows each antibody to bind a different specific antigen, .

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consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.