The Percentage of Identical (Monozygotic) Twins in Which Both Twins

question 81

Multiple Choice

The percentage of identical (monozygotic) twins in which both twins are homosexual is 50%. This means

• A)homosexuality is determined by genetics.
• B)genes are only one influence for sexual orientation.
• C)family relationships determine sexual orientation.
• D)genes are not an influence for sexual orientation.

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Definitions:

Deep Ecology

A philosophy that promotes the inherent worth of living beings regardless of their instrumental utility to human needs, deeply questioning mainstream environmentalism's emphasis on resource management.

Inherent Value

The intrinsic worth of something, not based on its utility to humans, often referenced in environmental ethics and conservation.

Material Wealth

The abundance of physical, tangible assets and resources that an individual or society possesses, often considered an indicator of economic well-being.

Planetary Management

A worldview or philosophy that regards humans as the dominant species responsible for managing Earth's resources for maximum benefit.