One Way in Which the Anabolism of Pyrimidine Nucleotides Differs

question 14

Multiple Choice

One way in which the anabolism of pyrimidine nucleotides differs from that of purine nucleotides is that

• A) the pyrimidine ring is assembled before being bonded to the ribose phosphate, whereas the purine ring is bonded to the ribose phosphate as it is formed
• B) there is no feedback inhibition in the anabolism of pyrimidine nucleotides, while feedback inhibition is important in the synthesis of purine nucleotides
• C) glycine appears in the pathway for formation of pyrimidine nucleotides but not in that for the formation of purine nucleotides
• D) argininosuccinate is a key intermediate in pyrimidine biosynthesis

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Definitions:

Harriet Jacobs

An African-American writer who escaped from slavery and became an abolitionist speaker and reformer, best known for her autobiography, "Incidents in the Life of a Slave Girl."

Slave Girl

Historically, refers to a young female enslaved person, highlighting the gendered aspect of slavery and the specific vulnerabilities faced by women and girls.

Slave Women

Refers to women who were subjected to slavery, deprived of personal freedom and forced to perform labor or services against their will.

Frederick Douglass

A prominent American abolitionist, author, and orator of the 19th century who escaped from slavery and advocated for civil rights.