Twin studies of schizophrenia, bipolar disorder, and autism __________
A) fail to demonstrate a strong genetic link
B) yield unreliable heritabilities, ranging from .20 to .75
C) generally yield high heritabilities, above .70
D) consistently yield low heritabilities, below .30
Answer: C
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Todd and his siblings have parents who are emotionally abusive to each other. When they engage in heated arguments, they expect Todd to stay quiet and keep the other children under control. They allow the other children to cry and hide, but Todd must stay in the room with them and referee. This is an example of __________.
A. a genotype-environment correlation B. a shared environmental influence C. a nonshared environmental influence D. a protective factor
A change in the structure or arrangement of one or more genes that produces a new phenotype is called a(n) _____
Fill in the blank(s) with correct word
Medications that help reduce the experience of fear or nervousness are called:
A) antidepressants. B) antipsychotics. C) antianxiety drugs. D) dissociative anesthetic drugs.
There is no scientific evidence that vaccines can cause autism
Indicate whether this statement is true or false.