RAG1 and RAG2 Are Enzymes That Control Gene Splicing on B-Cell

question 38

Multiple Choice

RAG1 and RAG2 are enzymes that control gene splicing on B-cell antibody genes. Which order are segments worked on in the creation of the heavy-chain gene segment?

• A) VD spliced together, then J, then C
• B) DJ spliced together, then V
• C) VJ spliced together, then D
• D) VC spliced together, then D, then J
• E) VDJ segments are all spliced together simultaneously.

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Definitions:

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Single-celled microorganisms that can live in a variety of environments, some of which can be beneficial to human health while others can cause diseases.

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