In a MALDI-TOF Assay

question 57

Multiple Choice

In a MALDI-TOF assay,

• A) antibodies are used to detect specific proteins and polysaccharides, particularly those that make up surface structures.
• B) a microorganism's proteins are separated and sorted by mass to generate a profile that provides a fast way to identify a colony.
• C) part of a colony is transferred to a microscope slide, and a drop of hydrogen peroxide (H2O2) is added to it to test for catalase.
• D) specimens are inoculated onto differential media and a set of biochemical tests are used to identify a microorganism.
• E) the nucleotide sequence of ribosomal RNA molecules (rRNAs), or the DNA that encodes them (rDNAs), is used to identify microbes.

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Definitions:

Closing Rates

The exchange rates used to convert the financial statements of a foreign subsidiary into the presentation currency of the parent company for consolidation purposes.

Functional Currency

The primary currency used by a business or unit, reflecting the economic environment in which it primarily operates.

Foreign Operation

A subsidiary, associate, joint venture, or branch of a company that is located in a country different from the one where the parent company operates.

Presentation Currency

The currency in which a company's financial statements are presented.