Indicate whether each of the following statements is true (T) or false (F) regarding all the cell-surface immunoglobulin molecules produced by a single, mature, naïve B cell.
( ) They all have the same heavy chain.
( ) They all have the same light chain.
( ) They all have the same antigen-binding site.

Question

Indicate whether each of the following statements is true (T) or false (F) regarding all the cell-surface immunoglobulin molecules produced by a single, mature, naïve B cell.
( )	They all have the same heavy chain.
( )	They all have the same light chain.
( )	They all have the same antigen-binding site.

Quizplus · Accepted Answer

A single, mature, naïve B cell has IgM and IgD cell-surface immunoglobulin molecules with the same type of light chain and antigen-binding site. The IgM and IgD molecules have different heavy chains.

Indicate Whether Each of the Following Statements Is True (T)