Linkage studies have narrowed the search for a genetic contribution to mood disorders by
A) establishing the need for longitudinal research on monozygotic twins who have been separated at birth.
B) pointing to gene combinations that appear in family members who have had symptoms of major depression.
C) identifying genes for which there is no link to mood disorders.
D) searching particular areas on a chromosome or several chromosomes that have a likelihood of containing risk genes.
D
You might also like to view...
What effects did St. Thomas Aquinas’ work have?
What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
Substance use treatment must be voluntary to be effective.
Under normal circumstances, the only source of energy used by the brain is
A. glucose. B. fatty acids. C. protein. D. glycogen.
What type of music was criticized in the 1920s for promoting promiscuity and alcohol use?
a. Classical b. Jazz c. Rock d. Alternative