Question Detail
Question
To increase contrast and color differentiation in bright-field microscopy, especially for nonviable cells, what technique is often employed?
Correct Answer
Option C is the correct answer.
Detailed Explanation
Page 5 mentions, 'Therefore, stained specimens of nonviable cells are often required to increase contrast and color differentiation' as a solution to the bright-field microscope's limitation.
Hint
If living cells lack contrast, what common laboratory practice makes dead cells more visible?