What Does the Term Zeta Potential Mean

question 43

Multiple Choice

What does the term zeta potential mean?

• A) The ability of antigen to react with antibody
• B) The attraction of positive charges on the red blood cell surface to negative charges in an ionic cloud
• C) The attraction of negative charges on the surface of red blood cells to positive charges in an ionic cloud
• D) The repulsion between red blood cells caused by noncovalent forces

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Definitions:

Lurking Variables

Variables that are not directly studied within an experiment but can affect the outcome of the study or the relationship between studied variables.

Confounding Variables

Variables that the researcher failed to control, or eliminate, damaging the internal validity of an experiment by potentially influencing the dependent variable.

Random Assignment

A method used in experiments to assign participants or items to different groups in a way that each has an equal chance of being in any group.

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs, or to influence a participant's belief in the efficacy of a treatment.