One Problem with Studying Identical and Fraternal Twins Raised Together

question 206

Multiple Choice

One problem with studying identical and fraternal twins raised together or apart is that:

• A) Identical twins that are raised together may be treated more similarly than fraternal twins, which could account for their greater behavioural similarity.
• B) Often twins raised apart have very similar environments.
• C) There is no control over the environments of twins who are raised apart.
• D) Fraternal twins may be male and female whereas identical twins are always either both male or female.

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Definitions:

Raw Materials

The basic materials from which products are manufactured or made.

Quantity Variance

The difference between actual quantity of material or labor used in production and the expected quantity, often leading to cost variations.

Direct Labor-Hours

The total hours worked by employees directly involved in the manufacturing process, often used as a basis for allocating labor and overhead costs.

Variable Overhead

Costs that change with the level of production or business activity, including materials and labor that fluctuate with output.