Adaptation Plays Significant Role In Human Evolution
Tuesday, January 20, 2009 - 10:14
in Biology & Nature
For years researchers have puzzled over whether adaptation plays a major role in human evolution or whether most changes are due to neutral, random selection of genes and traits. Geneticists now have laid this question to rest. Their results show adaptation-the process by which organisms change to better fit their environment-is indeed a large part of human genomic evolution.