The Evidence from Studies of Twins and Biological and Adoptive

question 86

Multiple Choice

The evidence from studies of twins and biological and adoptive siblings indicates that genetic influences explain approximately _____ percent of individual variations in personality traits.

• A) 0 to 10
• B) 15
• C) 25
• D) 50

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Definitions:

Proved Reserves

Quantities of natural resources, such as oil or natural gas, that geological and engineering data demonstrate with reasonable certainty to be recoverable under existing economic and operating conditions.

Titanium

A strong, lightweight, corrosion-resistant metal with significant usage in aerospace, medical devices, and consumer products.

Market Price

The ongoing price for buying or selling a service or asset at the moment.

Crude Oil

A naturally occurring, unrefined petroleum product composed of hydrocarbon deposits and other organic materials that can be refined to produce usable products such as gasoline.