Which of the Following Statements About Supercoiling of DNA Are

question 61

Multiple Choice

Which of the following statements about supercoiling of DNA are true? (1) Supercoiled DNA differs in linking number from relaxed DNA.
(2) Supercoiled DNA can be relaxed through the action of topoisomerases.
(3) All DNA in the cell is positively supercoiled.
(4) A negatively supercoiled DNA is more difficult to unwind.

• A) Only 2, and 4 are true
• B) Only 1, 2 and re true
• C) Only 1 and re true
• D) Only 1 and 2 are true
• E) All are true

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Definitions:

Time Inconsistent

When preferences change over time in such a way that what is preferred at one point in time is inconsistent with what is preferred at another time.

Central Bankers

Officials responsible for controlling a country's money supply and monetary policy, often through a central bank.

Policymakers

Individuals or groups responsible for making decisions and guidelines that affect the public policies of a nation.

Skepticism

The attitude of doubting the truth of something, such as claims, statements, or the validity of certain beliefs.