Healthy genetic exchanges between unrelated animals — the scientific term is gene flow — slow to a halt. (discovermagazine.com)
«They can't exchange genetic material, and this loss of genetic exchange is a major disadvantage to them in a changing environment,» he says. (scientificamerican.com)
Somewhat unsurprisingly, they observed that breakpoints tended to coincide with known recombination «hotspots» — specific regions where genetic exchange between a person's corresponding chromosomes tends to occur. (ashg.org)