The heritability estimate for autism spectrum disorder is about 0.9. The heritability estimate for reading disability is about 0.5. Which of the following is true of autism and reading disabilities?
A. A child with autism is about twice as likely to also have a reading disability as a child without autism.
B. The concordance rate for autism spectrum disorder and reading disability is 0.4.
C. Genes have a greater influence on autism spectrum disorder than on reading disabilities.
D. There are nearly twice as many candidate genes for autism than for reading disabilities.
Answer: C
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a. unconscious impulses and memories b. discrepancies between an individual's self-concept and his or her everyday experiences c. irrational beliefs and negative thoughts d. unwanted or maladaptive behaviors
A nerve impulse will be generated in the cochlea when there is stimulation of the _____
a. hair cells c. tympanic membrane b. ossicles d. fovea
A few weeks before delivery, the fetus usually moves into a "head-down" position in the uterus, referred to as ____
a. engagement c. C-section b. premature birth d. breech position
Skinner wrote that the commonest technique of control in modern life is:
(a) positive reinforcement (b) negative reinforcement (c) punishment (d) reward