Intelligence is more a product of heredity than environment. According to "The Bell Curve" the relationship between heredity and intelligence is .8 of a standard deviation factor.
But how can you distinquish between heredity and environment? You would have to have control groups of kids with smart heritages being raised by dumb folks. And I don't thin smart parents are going to go for that.
"The Bell Curve" is a piece of scientific garbage that should never be invoked to make a point.
Absolutely.
This article makes me think back to my days in genetics class.
The professor demonstrated how certain genetic traits allow mice to find their way through a maze much faster than the mice with another set of genetic traits.
The precise same studies have been proven accurate in monkeys and human beings.