Why Is a Permanent Wave Not Really Permanent

question 101

Multiple Choice

Why is a permanent wave not really permanent?

• A)The chemicals used to treat the hair break down.
• B)Untreated new hair grows in to replace treated old hair.
• C)Disulfide bonds breaks and re-form every time you wash your hair.
• D)The keratin in the hair is no longer flexible.

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Definitions:

Epidemiologic Question

A query that guides research in epidemiology, aiming to investigate the distribution, determinants, and deterrents of health and diseases in specific populations.

Discrepancies

Inconsistencies or differences found in comparing two or more sources of information or datasets.

Sample Size

The number of participants or observations included in a study, crucial for the reliability of statistical analyses.

Epidemiology

The branch of medicine that deals with the incidence, distribution, and control of diseases and health conditions in populations.