Which of the Following Is NOT a Mechanism Used by Cells

question 48

Multiple Choice

Which of the following is NOT a mechanism used by cells to reduce gene expression?

• A) looser packing of DNA
• B) a specific increase in mRNA breakdown
• C) modification of proteins before their translation
• D) stabilization of a protein so that its "shelf-life" is increased

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Definitions:

Principal

A main party to a transaction, such as the owner of a business or the party who has authorized an agent to act on their behalf.

Interest

The cost of borrowing money, typically expressed as a percentage of the principal, paid by the borrower to the lender for the use of their money.

Nonnegotiable Instrument

A financial document or contract that cannot be transferred or assigned to another party as easily as a negotiable instrument.

Mortgage

A secured loan agreement where the borrower pledges real property to the lender as collateral for the loan, which becomes void upon payment in full.