All of the Following Are Diameters of Cells That Would

question 13

Multiple Choice

All of the following are diameters of cells that would be resolved in a microscope with a limit of resolution of 0.2 µm except

• A)0.2 µm.
• B)0.2 mm.
• C)0.1 µm.
• D)0.3 µm.
• E)2.0 µm.

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Definitions:

Optical Instrument

An optical instrument is a device designed to manipulate light in order to view or analyze objects with enhanced detail.

Refraction

The bending of light by the cornea, lens, and eye fluids to focus light onto the retina.

Specific Gravity

A measure of the density of a substance compared to the density of water.

Centrifuge

A machine that uses centrifugal force to separate substances of different densities, such as blood components.