Which of the Following Statements Is Correct Concerning Membrane-Coding (MC)exons

question 6

Multiple Choice

Which of the following statements is correct concerning membrane-coding (MC) exons of immunoglobulin genes?

• A)MC exons are located upstream (5′)of the constant-domain exons.
• B)MC exons code for amino acids that anchor and stabilize the light chain to the membrane of B cells.
• C)MC exons specify transmembrane hydrophobic amino acids that associate with the B-cell membrane.
• D)MC exons are removed from primary RNA transcripts as a consequence of alternative mRNA splicing when secreted antibodies are produced by plasma cells.
• E)Somatic hypermutation causes alteration in the coding sequence of MC exons.

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Definitions:

Net Collection Float

The time difference between when a check is deposited and when the funds are available in the firm's account, affecting available cash.

Net Disbursement Float

The time difference between when a check is issued by a company and when the funds are actually withdrawn from the company's bank account.

Outstanding Checks

Checks that have been written and recorded in the account ledger but not yet cashed or cleared by the bank.

Availability Delay

The delay between the time a deposit is made into a bank account and the time those funds become accessible.