A Major Factor in the Severity of the 2007-09 Financial

question 63

Multiple Choice

A major factor in the severity of the 2007-09 financial crisis was the massive amounts of debt taken on by:

• A) individuals
• B) business in Europe
• C) governments in South America
• D) Asian productivity gains

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Definitions:

Polarity

A property of molecules showing the distribution of electrical charge, leading to molecules having a positive end and a negative end.

Lock And Key Model

A model for enzyme-substrate interaction suggesting that the enzyme and the substrate possess specific complementary geometric shapes that fit exactly into one another.

Molecular Structure

The three-dimensional arrangement of atoms within a molecule, determining its chemical properties and behavior.

Antibody

A protein produced by the body's immune system that recognizes and binds to foreign substances such as bacteria and viruses, neutralizing them.