A Study Is Conducted to See If Walking Reduces Joint

question 106

Multiple Choice

A study is conducted to see if walking reduces joint stiffness in people suffering from arthritis of the knee.Half the participants are instructed to walk an additional 1 mile every day,while the other half are told to go about their normal daily routine with no additional exercise.In this study,the group that walks an extra mile every day is referred to as the

• A) control group.
• B) experimental group.
• C) placebo group.
• D) dependent group.
• E) independent group.

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Definitions:

Antiaromatic

A term describing cyclic compounds that are unstable due to conjugated pi electrons disrupting the molecule’s planarity or symmetry.

Nonaromatic

Refers to compounds that do not have a conjugated system of electrons typical of aromatic compounds, lacking the distinctive stability and ring structure of benzene.

Allotropes

Different forms of the same element, with distinct physical and chemical properties, due to different arrangements of atoms or bonds (e.g., graphite and diamond are allotropes of carbon).

Carbon

A chemical element with symbol C and atomic number 6, essential to all known life and the basis for organic chemistry.