Giving Half the Members of a Group Some Purported Psychological

question 28

Multiple Choice

Giving half the members of a group some purported psychological finding and the other half an opposite finding is an easy way to demonstrate the impact of

• A) the placebo effect.
• B) confounding variables.
• C) hindsight bias.
• D) the double-blind procedure.

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Definitions:

Hydrolysis

A chemical reaction in which water is used to break down the bonds of a particular substance, commonly involving the disassembly of polymers into monomers.

Nucleotides

The building blocks of DNA and RNA, consisting of a nitrogenous base, a sugar (ribose in RNA, deoxyribose in DNA), and one to three phosphate groups.

Pyrimidines

Nitrogenous bases, each composed of a single ring of carbon and nitrogen atoms (e.g., thymine, cytosine, and uracil); components of nucleic acids. Compare with purines.

Phosphate Groups

Phosphate groups are chemical groups consisting of a phosphorus atom bonded to four oxygen atoms (PO4), important in energy transfer within cells.