Re: Race (primary definition)

John Wilkins (
Tue, 26 Nov 1996 11:04:31 +1100

In article <>, Justin Samuels <> wrote:

|the different races will not speciate. With all the migrations over the
|ages, intermarriage has prevented this from happening, and wil likely
|become more prevalent in the future, since today people are more well
|traveld, they are much liker to meet tohers out of their area.

On the assumptions that geographical isolation does not occur for
significant periods in the future. It would not have taken much of a
climatic change to isolate, say, north America from Eurasia for the
required period.

Even Australian indigenes were not genetically isolated, with gene exchange
in the far north with Indonesian fishermen.

John Wilkins, Head of Communication Services, Walter and Eliza
Hall Institute of Medical Research
Evolution: heredity proposes, the environment disposes