In a Two-Dimensional Gel Electrophoresis Experiment, Proteins Are Separated Horizontally

question 29

Multiple Choice

In a two-dimensional gel electrophoresis experiment, proteins are separated horizontally by ________.

• A) amino acid sequence
• B) molecular mass
• C) abundance
• D) isoelectric point

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Definitions:

Experimenter Bias

The unintentional influence that a researcher can have on the results of a study, due to subjective expectations or desires regarding the outcome.

Self-Report Bias

A form of bias that occurs when respondents do not answer questions accurately due to misunderstanding, embarrassment, or deliberate falsehood.

Research Design

The overall strategy that outlines how to conduct research, defining how data is collected, measured, and analyzed.

Double-Blind Procedure

A research design in which neither the participants nor the experimenters know who is receiving the treatment or the placebo, to prevent bias.