Use the Following Paragraph to Answer the Corresponding Question(s)

question 29

Multiple Choice

Use the following paragraph to answer the corresponding question(s) .
Masatomo Kawakubo et al.reported in Science in August 2004 that the human stomach contains a natural,carbohydrate-based antibiotic that probably protects a large portion of the population from various diseases caused by the bacterium Helicobacter pylori.This bacterium has been linked to peptic ulcers,gastritis,and stomach cancer.This naturally occurring antibiotic is described by Kawakubo as having a terminal α1,4-linked N-acetylglucosamine (NAG) ,and it acts by inhibiting the biosynthesis of a major component of the cell wall in H.pylori.[Source: M.Kawakubo et al. ,Science 305 (2004) : 1003.]
-Which of the following structures is most consistent with Kawakubo's description of this antibiotic?

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Evolving Job Market

The ongoing change and adaptation in the job market, reflecting new industries, technologies, and employment practices.

Awareness

The knowledge or perception of a situation or fact, often highlighting the importance of being conscious or informed about something.

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The state of being well-known or easily recognized due to repeated exposure or experience.

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The rate at which a computer's CPU executes instructions, typically measured in gigahertz (GHz), indicating billions of cycles per second.