SV40 Was the First Virus Used to Express a Foreign

question 23

Multiple Choice

SV40 was the first virus used to express a foreign protein in a cultured cell.But SV40 has which of the following limitations?

• A) The small genome can only accommodate a small gene.
• B) It can only infect monkey cells.
• C) It does not integrate its genome into the host cell genome.
• D) It replicates very slowly.
• E) It does not have a strong promoter/enhancer for gene expression.

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Definitions:

Pays

Relates to the act of settling a debt or fulfilling an obligation, particularly in the context of rendering payment for services or goods received.

Installment

Regular payments made over a period of time until the total debt is paid.

Substantially Impair

To significantly weaken or reduce the ability, value, or function of something.

Reject

To refuse to accept, submit to, believe, or make use of something.