In Deciding Which Participants to Place in the Control Group

question 13

Short Answer

In deciding which participants to place in the control group or experimental group,researchers must use ____________.

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Definitions:

Actin

A protein that forms the thin filaments in muscle cells and is involved in motion and structure in other cell types.

Pediculosis

An infestation of lice on the human body, characterized by itching and sometimes redness and infection.

Subcutaneous

Referring to something situated or applied under the skin.

Alopecia

A medical condition causing hair to fall out in small patches, which can lead to total hair loss.