Which Substance Would Make a Good Ligand for Biotin on the Matrix

question 14

Multiple Choice

Which substance would make a good ligand for biotin on the matrix of an affinity chromatography column?

• A) ubiquinone
• B) avidin
• C) oxaloacetate
• D) any molecule with an -SH group

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Definitions:

Comparative Advantage

An economic term that refers to an economy's ability to produce goods and services at a lower opportunity cost than that of trade partners.

International Trade

The exchange of goods, services, and capital between countries, driven by comparative advantage and leading to increased economic efficiency.

Corn

A cereal plant or its grain as a staple food, widely cultivated in various parts of the world, also used as feed for livestock.

Importer

An individual or entity that buys goods or services from abroad for sale in the domestic market.