Portage Learning BIOD 171 Module 3
Questions with Correct Answers | Updated
(100% Correct Answers)
Does phase contrast microscopy require staining? Answer: No
Simple staining is used mostly for... Answer: A quick observance
Simple staining uses __________ dye. Answer: Positively charged
Acid fast stain is used for... Answer: bacteria resistant to traditional
staining; mostly for mycobacterium tuberculosis
Resolution Answer: distance between two objects at which the
objects can still be seen as separate
Contrast Answer: difference in light absorbance between 2 areas
Dark field microscopy light Answer: reflects light off of specimen at
an angle
Can you see intracellular structures with a dark field microscope?
Answer: No
What microscope can capture in 3-D? Answer: Confocal
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