In Contrast with Leader Peptides and the C Regions,the V

question 10

Multiple Choice

In contrast with leader peptides and the C regions,the V regions in immunoglobulin heavy-chain genes

• A)encode hydrophobic amino acids that anchor the immunoglobulin chains to B-cell membranes
• B)comprise the smallest number of gene segments in the human immunoglobulin loci
• C)are composed of V,D,and J gene segments that must undergo gene rearrangement to generate a transcribable exon
• D)do not undergo somatic hypermutation
• E)are not subject to allelic exclusion.

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