Multiple Choice
When laser beams are shone through the objective lens of a microscope,a weak attractive force is generated near the point of focus.This allows the grasping of microscopic objects.Such a device is called a(n) ______.
A) optical density
B) optical tweezer
C) confocal laser scanning
D) absorbance microscopy
E) laser pointer
Correct Answer:
Verified
Correct Answer:
Verified
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