When the Range of Environments to Which Twins Are Exposed

question 61

Multiple Choice

When the range of environments to which twins are exposed is restricted, heritability estimates

• A) fail to take into account that twins reared apart often live in disadvantaged adoptive and foster families.
• B) underestimate the role of environment and overestimate the role of heredity.
• C) overestimate the role of environment and underestimate the role of heredity.
• D) grant an equal role to heredity and environment. .

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Definitions:

Voluntary Control

The conscious regulation of skeletal muscles and movements by the brain, permitting actions like walking, speaking, and grabbing.

Nervous Tissue

Specialized tissue that makes up the central and peripheral nervous systems, consisting of neurons and supporting cells, responsible for transmitting nerve signals.

Neurons

Nerve cells that are the building blocks of the nervous system, involved in processing and transmitting information through electrical and chemical signals.

Glia

Non-neuronal cells in the nervous system that support, protect, and nourish neurons.