Recent research attention on the causes of autism focuses on the expression of genes during brain development, with specific attention to ____.
a. a single gene
b. gene expression in the parietal lobe
c. those affected by vaccines
d. a very large number of genes
Question 2
Family and twin studies examining the rates of autism spectrum disorder have provided compelling evidence for a genetic influence in the development of the condition. In fact, the concordance rate of autism spectrum disorder was ______ in identical twins (Ronald & Hoekstra, 2011).
a. 24 to 28, or maybe slightly less
b. varying between 40 and 49
c. steady, at 50 to 55
d. 76 to 88, and possibly more
Brain injuries
Flynn Effect IQ scores have risen across developed countries in recent decades. Source: Flynn (199
Popular Methods of Conducting Social Science Research
Differences in brain metabolism in the brain of an unaffected individual (upper) and a schizophrenic
Research Methods
Genes of the Antennapedia complex and the adult structures they specify