Nucleic Acid Derivatives
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Biochemistry › Nucleic Acid Derivatives
Which of the following is an example of a nucleoside?
Adenosine
Guanosine monophosphate
Cytosine
Adenine
Explanation
A nucleoside is composed of both a nitrogenous base as well as a sugar. Cytosine and adenine are just nitrogenous bases. Guanosine monophosphate (or GMP) is also composed of a phosphate group, which designates it as a nucleotide. The only nucleoside is adenosine.
What is the purpose of the pentose phosphate pathway (also known as the hexose monophosphate shunt or HMS)?
Production of 
Production of pentose phosphate for chemical signaling between cells
Regulation of gluconeogenesis
Detoxification of hepatic cells
Explanation
The pentose phosphate pathway (also known as the hexose monophosphate shunt or HMS), mainly serves to produce 