Laboratory Experiments Are Designed So as To

question 39

Multiple Choice

Laboratory experiments are designed so as to:

• A) control for confounding variables.
• B) establish external validity.
• C) be as close as possible to a real-life experience.
• D) establish effective measurements for multiple variables.

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Definitions:

Blood Grouping

The classification of human blood based on the presence or absence of antibodies and inherited antigenic substances on the surface of red blood cells.

Fibrinogen

A blood plasma protein that's converted into fibrin in the blood clotting process.

Fibrin

A fibrous, non-globular protein involved in the clotting of blood.

Coagulation

Coagulation is the process of blood clotting, which prevents excessive bleeding when vessels are damaged.