Differences in the B-Cell Receptors of Two Different B Cells

question 32

Multiple Choice

Differences in the B-cell receptors of two different B cells are due to ________.

• A) mutation in the genes of that B cell, induced by exposure to the antigen
• B) the rearrangement of C-region genes in that clone of responsive B cells
• C) a switch in the kind of antigen-presenting cell that is involved in the immune response
• D) a patient's reaction to the first kind of antibody made by the plasma cells
• E) the recombination of variable regions of the light-chain and heavy-chain genes

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Definitions:

Promisor

An individual or entity that makes a promise or agreement to perform a particular action in a contract.

Delegatee

An individual or party to whom duties or authority have been delegated by another, known as the delegator.

Incidental Beneficiary

A third party who benefits from a contract between two other parties, but for whom the benefit was not the contract's primary intent.

Intended Beneficiary

A person or entity that is specifically designated to benefit from a contract, even though they are not a direct party to that contract.