#Question id: 1662
#Unit 4. Cell Communication and Cell Signaling
What is the approximate number of D segment genes in the immunoglobulin heavy chain gene locus?
#Question id: 1663
#Unit 4. Cell Communication and Cell Signaling
RAG-1 and RAG-2 enzymes mediate the recombination of:
#Question id: 1664
#Unit 4. Cell Communication and Cell Signaling
A given Ig isotype is:
#Question id: 1665
#Unit 4. Cell Communication and Cell Signaling
The Fab region of an Ig is responsible for:
#Question id: 1666
#Unit 4. Cell Communication and Cell Signaling
What is the first immunoglobulin heavy chain class to be expressed on the surface of a newly produced B-cell?
#Question id: 1667
#Unit 4. Cell Communication and Cell Signaling
A B-cell is able to make cell-surface and secreted versions of antibody using: