Variation Q.doc - 1. IQ test scores have been used as a measure of intelligence. Genetic and environmental factors may both be involved in determining

1.IQ test scores have been used as a measure of intelligence. Genetic and environmentalfactorsmay both be involved in determining intelligence. In an investigation of families with adoptedchildren, the mean IQ scores of the adopted children was closer to the mean IQ scores of theiradoptive parents than to that of their biological parents.(a)Explain what the results of this investigation suggest about the importance of geneticandenvironmental factors in determining intelligence...........................................................................................................................................................................................................................................................................(1)(b)Explain how data from studies of identical twins and non-identical twins could providefurther evidence about the genetic control of intelligence.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................(4)(Total 5 marks)Cranford Community College1

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Variation Q.doc - 1. IQ test scores have been used as a...

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