According to Family,twin,and Adoption Studies,a Person Is at Greatest Risk

question 103

Multiple Choice

According to family,twin,and adoption studies,a person is at greatest risk for developing schizophrenia _________.

• A)if he or she has an identical twin diagnosed with the disorder
• B)if he or she has a nonidentical twin diagnosed with the disorder
• C)if he or she has an adoptive parent diagnosed with the disorder
• D)if he or she has a biological parent diagnosed with the disorder

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Definitions:

Sex Chromosomes

Chromosomes that differ between the sexes; in humans, these represent the X and Y chromosomes.

Autosomes

Chromosomes that are not sex chromosomes; humans have 22 pairs of autosomes that carry the bulk of genetic material responsible for determining traits and functions.

Inheritance

The genetic process by which traits or characteristics are passed from parents to their offspring.

Assort Independently

A principle of genetic inheritance where genes for different traits are passed on independently of each other.