How Are Fragments Already in a Mass Spectrometer Further Fragmented

question 94

Multiple Choice

How are fragments already in a mass spectrometer further fragmented if this becomes necessary?

• A)injection of pepsin
• B)injection of more trypsin
• C)collision of peptides with an inert gas
• D)collision of peptides with nitrogen gas
• E)collision of peptides with oxygen

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Definitions:

Annuity

A fiscal instrument that provides a consistent flow of income to a person, often employed as a revenue source for those in retirement.

Internal Rate

A term often not complete on its own, likely referring to "Internal Rate of Return (IRR)," which is the discount rate that makes the net present value (NPV) of all cash flows from a particular project equal to zero.

Present Value Tables

A set of tables that provide the factor needed to calculate the present value of a single payment or series of payments to be received in the future.

Investment

The allocation of resources, usually money, in assets or projects with the expectation of generating income or profit.