A Giant Aggrecan Aggregate Can Have a Molecular Mass of 10⁸

question 19

Multiple Choice

A giant aggrecan aggregate can have a molecular mass of 10⁸ daltons or more, and can be as large as a bacterium. Its structure resembles a brush. What is responsible for attaching the bristles of the brush to its core?

• A) Covalent bonds between aggrecan core protein and keratan or chondroitin sulfate.
• B) Noncovalent bonds between aggrecan core protein and keratan or chondroitin sulfate.
• C) Covalent bonds between aggrecan core protein and hyaluronan.
• D) Noncovalent bonds between aggrecan core protein and hyaluronan.

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Definitions:

Ambiguous Concepts

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An American sociologist who developed dramaturgical analysis, viewing social life as a theatrical performance where individuals manage the impressions others receive of them.

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A sociological perspective focusing on how people interact with each other via symbols, such as words and gestures, to create shared meanings and social orders.