Which Is a False Statement About Light Microscopy

question 7

Multiple Choice

Which is a false statement about light microscopy?

• A) a dark-field microscope produces bright images against a dark background
• B) a phase contrast microscope gives 3 dimensional images
• C) fluorescent antibody staining can not determine whether a foreign substance such as a microbe is present in a specimen
• D) a Nomarski microscope produces much higher resolution than the standard phase-contrasting microscope

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Definitions:

Methylbutene Structures

Refers to the structural variations of the hydrocarbon molecule butene, with one or more methyl groups attached to its chain.

Hydrogenation

The chemical reaction between molecular hydrogen (H2) and another compound or element, typically in the presence of a catalyst, resulting in the addition of hydrogen.

Bredt's Rule

A principle in organic chemistry stating that bridgehead carbon atoms cannot possess double bonds if the ring system is small due to excessive angle strain.

2-Butanol

An organic chemical compound, a secondary alcohol, with the formula CH3CH(OH)CH2CH3, characterized by a hydroxyl group attached to the second carbon of a butane chain.