Which of the Following Is True Concerning "Twin Study" Research

question 122

Multiple Choice

Which of the following is true concerning "twin study" research findings?

• A)Identical twins and fraternal twins share similarly high IQ correlations.
• B)Fraternal twins have more similar IQ scores than identical twins.
• C)Identical twins have more similar IQ scores than fraternal twins.
• D)Identical twins raised together have less similar scores than identical twins raised apart.

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Definitions:

Gilman-Based Synthesis

A method in organic chemistry used for forming carbon-carbon bonds using organocopper compounds, particularly useful for coupling reactions.

Pentanal

An organic compound with the formula C5H10O, an aldehyde with a straight-chain of five carbon atoms, known for its strong odor.

Heptan-3-ol

An organic compound, part of the alcohols class, featuring a seven-carbon chain with a hydroxyl group (-OH) attached to the third carbon atom.

Organic Product(s)

Substances derived from living organisms or synthesized to mimic natural compounds, primarily consisting of carbon atoms.