If early Native Americans who originated in North Asia had remained the only ancestral settlers in North America,rather than the overwhelming mixture of immigrants from across Europe and other continents,today there would be a much higher incidence of North Asian traits in the U.S.population.Such a scenario would demonstrate
A)gene flow from continent to continent.
B)the founder effect.
C)genetic drift among the original Northern Asians.
D)fitness for the North American environment.

Question

Quizplus · Accepted Answer

The scenario described is an example of the founder effect. The early Native Americans would have been a small subset of the original North Asian population, and thus their genetic traits would have been disproportionately represented in the resulting population of North Americans. This is a common consequence of small populations founding new colonies or populations.

If Early Native Americans Who Originated in North Asia Had