How Can It Be Determined If an Experiment Is Valid

question 125

Multiple Choice

How can it be determined if an experiment is valid?

• A)The observed change in the dependent variable is in fact due to the independent variable.
• B)The results of the experiment apply to the real world outside the experimental setting.
• C)The results do not account for the effects of extraneous variables.
• D)Both A and B are correct.
• E)A, B, and C are correct.

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Definitions:

Troponin

A regulatory protein in the actin filaments of muscle fibers.

Actin

Actin is a globular protein that forms filaments, which are crucial for various cellular processes including muscle contraction and cell motility.

Rheumatoid Arthritis

A chronic inflammatory disorder affecting joints, including those in the hands and feet, characterized by joint pain, swelling, and stiffness.

Synovial Fluid

A viscous fluid found in the cavities of synovial joints, lubricating and nourishing the joint tissues.