Why is oil of immersion often used when viewing specimens under the microscope?
A)to stain the cells blue
B)to prevent the smear from drying out
C)to slow bacterial movement so you can see cells better
D)to increase the resolution
E)to reduce the amount of heat reaching the slide from the light source

Question

Quizplus · Accepted Answer

Oil of immersion has a refractive index similar to that of glass, which reduces the amount of light that is scattered as it passes through the specimen and allows for greater magnification and resolution.

Why Is Oil of Immersion Often Used When Viewing Specimens