Evolution is a broader use of language terminology. Biological evolution refers to the evolvement of a particular biological species such as an animal or a plant. On the other hand evolution can refer to the evolution of anything. There are no constraints on what it is being preferred to.
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Answer:
Illuminator: A steady light source (110v) used in place of a mirror. If your microscope has a mirror, it is used to reflect light from an external light source up through the bottom of the stage.
Explanation:
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