In the First Stage of the Western Blot Procedure, a Technique

question 39

Multiple Choice

In the first stage of the western blot procedure, a technique known as SDS-PAGE is used to separate proteins according to their

• A) isoelectric points.
• B) quaternary structures.
• C) molecular weights.
• D) amino acid sequences.
• E) secondary structure compositions.

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Definitions:

Observational Study

Research where the researcher observes and measures variables without manipulating them, allowing for the study of natural behavior and relationships.

Nominal Scale

A measurement scale used in classifications that involve categorizing data without implying any order or numerical difference between them.

Ratio Scale

A quantitative scale where there is a true zero point and the intervals between different values are meaningful, allowing for the comparison of absolute magnitudes of the numbers.

Independent Variables

Variables in an experiment or model that are manipulated or selected by the researcher to determine their effect on dependent variables.