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Subjects/Microbiology/Microbiology
Microbiology
medium
bug Microbiology

Phase-contrast microscopy is based on the principle of:

A. Different refractive indices of object
B. Different reflective indices of object
C. Light scattering
D. Light attenuation

Explanation

Phase-contrast microscopy takes advantage of minute refractive index differences within cellular components and between unstained cells and their surrounding aqueous medium to produce contrast in these and similar transparent specimens.

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