An article in New Scientist (12 May 2012) explored the fact that a double mutation
of a single gene seems to have taken place about 2.5 million years ago, beginning the separation of homo from Australopithecus.
Not exact matches
«The chance
of the
gene being lost over and over again in the other lineages
seems vanishingly small compared with a
single transfer from a metazoan to a bacteria.»
It
seems most molecular genetic approaches in relating heritability
of personality characteristics such as criminality to a
single gene frequently suffer from failures in replication.