Confocal Microscopes Exhibit Improved Contrast and Resolution by

question 23

Multiple Choice

Confocal microscopes exhibit improved contrast and resolution by

• A)illumination of a large area of the specimen.
• B)blocking out stray light with an aperture located above the objective lens.
• C)use of light at longer wavelengths.
• D)use of ultraviolet light to illuminate the specimen.

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Definitions:

Welfare State

The collection of government programs designed to alleviate economic hardship.

Government Spending

The total expenses incurred by a government on goods, services, and public projects.

Wealthy Countries

Nations characterized by a high level of income per capita, advanced infrastructure, and a strong economy.

Social Insurance Program

A government program designed to provide protection against unpredictable financial distress.