Stack #466338 Word Scramble
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| Question | Answer |
| Tandem Mass Spectrometers: | A. Are two mass spectrometers placed in series with each other |
| Which of the following is not an objective of proteomics Research? | Identifying specific gene mutations |
| Which of the following is NOT an advantage of capillary electrophoresis? | Multiple samples can be assayed simultaneously on one injection |
| Which electrochemical assay measures current at fixed potential? | Amperometry |
| Which of the following is NOT necessary for obtaining the spectrum of a compound from 190 to 500nm? | Tungsten Light source |
| Which is the most sensitive detector for spectrophtometry? | Photomultiplier |
| Which of the following is FALSE concerning the principles of Point-of-Care testing devices? | Devices do not require quality control testing |
| What is the purpose of the chopper in an atomic spectrometer? | Correct for the amount of light emitted by the flame. |
| Which of the following is true concerning fluorometry? | Fluorescence is an inherently more sensitive technique than absorption |
| Reverse-Phase liquid chromatography refers to: | A polar mobile phase and nonpolar stationary phase |
| Stray light in a spectrophotometer places limits on: | Upper range of linearity. |
| Which of the following refers to the movement of buffer ions and solvents relative to the fixed support? | Electroendosmosis |
| Which of the following correctly ranks electromagnetic radiation from low energy to high energy? | Microwaves, infrared, visible, UV, x-rays, gamma, cosmic |
| Which is most accurate concerning ion-selective electrodes? | Gas-specific membranes are necessary for oxygen and carbon dioxide electrodes. |
| Which of the following techniques has the highest potential sensitivity? | Chemiluminescence |
| Which of the following is Beer's law? | A=ε*b*c ε=molar absorptivity, the fraction specific wavelength of light absorbed by a given type of solution; b=the length of light path through the solution; c=concentration of absorbing molecules. |
| Which of the following light sources is used in atomic absorption spectrophotometry? | Hollow Cathode Lamp |
| Which of the following procedures is not currently or routinely used for point-of-care testing devices | Polymerase chain reaction |
| Which of the following regarding mass spectrometry is False? | Mass spectrometers can be used to sequence DNA. |
| Which of the following BEST describes the process of fluorescence? | Molecules emit a photon at lower energy when excited electrons return to the ground state. |
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Twixy565