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MIC 121 Microscopes Objective Question

Question

Which of the following is an example of a specific application for a dark-field microscope mentioned in the document?
Options
A Studying the internal composition of nucleic acid molecules
B Observing endospores and inclusion bodies in living cells
C Detecting <i>Treponema pallidum</i> in suspected syphilis cases
Correct Answer
D Visualizing stained nonviable cells with increased contrast
Correct Answer

Option C is the correct answer.

Detailed Explanation

Page 7 explicitly mentions: 'For example, in suspected cases of syphilis, chancre fluid is examined by dark-field microscopes to detect Treponema pallidum'.

Hint

This type of microscope is particularly useful for certain unstained, living microorganisms that are difficult to see with bright-field microscopy.

Question Info