Which Type of Microscope Shows Cells Against a White Background

question 59

Multiple Choice

Which type of microscope shows cells against a white background?

• A) Electron
• B) Bright-field
• C) Confocal
• D) Phase-contrast
• E) Fluorescence

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Definitions:

Center-to-center Spacing

The measure of distance between the center points of two features, such as holes, pins, or fixtures, critical for alignment in designs.

Spot Welds

A welding process where metal surfaces are joined by producing a series of individual welds at separate points, commonly used in sheet metal fabrication.

Projection Welds

Welds made by projecting localized heat and pressure onto particular points, typically used to join sheet metal parts at specified spots or studs.

Weld Symbol

A graphical representation on engineering drawings indicating the type of weld to be used.