What Is the Function of Phosphoribosyltransferases

question 32

Multiple Choice

What is the function of phosphoribosyltransferases?

• A) they are involved in the reversible reactions of purine salvage.
• B) they mediate the degradation of AMP.
• C) they are central to the re-synthesis of nucleotides from bases in salvage reactions.
• D) they mediate the degradation of IMP.
• E) they are competitive inhibitors employed in the salvage of purine nucleotides.

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Definitions:

Fries's Rebellion

A tax revolt among Pennsylvania Dutch farmers in the late 1790s, protesting federal property taxes to fund an undeclared war against France.

Federalists

A political group that supported the adoption of the U.S. Constitution, favoring a strong federal government and a system of checks and balances.

John Fries

The leader of Fries's Rebellion, a tax revolt among Pennsylvania Dutch farmers in the late 18th century.

Kentucky Resolution

An 1798 statement penned by Thomas Jefferson, arguing that the U.S. states have the right to nullify federal laws that those states consider unconstitutional.