Enviromental Effects on Behavior Essay -- essays research papers

The level of transmittable influences on a persons behavior is called the heritability of the behavior. Based on previous search intelligence as preventiond by IQ scores is vista to be attributed mostly to genetic influences. However it has been suggested by several researchers that genetic influences are moderated by the environment a person grows up in. in that respect have been several studies that have explored the effects of environmental effects on heritability. However these studies have been methodologically limited because they did not have a large enough sample size or they did not measure the zygosity of the twins they use. Other studies measured change in heritability across diverse birth cohorts. However these studies might have been influenced by the different constituent that might have been present during the different time periods these people lived in. more or less general reasons why there is a lack of evidence for the moderate effects of the environme nt is that the studies conducted so far did not use measures environmental variables to detect differences in the environm...