Although the gene is the fundamental unit of heredity, changes in genes (so-called "[[evolution]]") cannot explain the differences between [[species]], which require an [[intelligent design|Intelligent Designer]]<ref>Davis, Percival & Dean H. Kenyon, ''Of Pandas and People: The Central Question of Biological Origins''</ref>. Genes do, however, explain the differences in intelligence and academic performance between different races<ref>Herrenstein, Richard J. & Charles Murray, ''The Bell Curve: Intelligence and Class Structure in American Life''.</ref> | Although the gene is the fundamental unit of heredity, changes in genes (so-called "[[evolution]]") cannot explain the differences between [[species]], which require an [[intelligent design|Intelligent Designer]]<ref>Davis, Percival & Dean H. Kenyon, ''Of Pandas and People: The Central Question of Biological Origins''</ref>. Genes do, however, explain the differences in intelligence and academic performance between different races<ref>Herrenstein, Richard J. & Charles Murray, ''The Bell Curve: Intelligence and Class Structure in American Life''.</ref> |