<P> Selective breeding of both plants and animals has been practiced since early prehistory ; key species such as wheat , rice , and dogs have been significantly different from their wild ancestors for millennia , and maize , which required especially large changes from teosinte , its wild form , was selectively bred in Mesoamerica . Selective breeding was practiced by the Romans . Treatises as much as 2,000 years old give advice on selecting animals for different purposes , and these ancient works cite still older authorities , such as Mago the Carthaginian . The notion of selective breeding was later expressed by the Persian Muslim polymath Abu Rayhan Biruni in the 11th century . He noted the idea in his book titled India , which included various examples . </P>
<P> Selective breeding of both plants and animals has been practiced since early prehistory ; key species such as wheat , rice , and dogs have been significantly different from their wild ancestors for millennia , and maize , which required especially large changes from teosinte , its wild form , was selectively bred in Mesoamerica . Selective breeding was practiced by the Romans . Treatises as much as 2,000 years old give advice on selecting animals for different purposes , and these ancient works cite still older authorities , such as Mago the Carthaginian . The notion of selective breeding was later expressed by the Persian Muslim polymath Abu Rayhan Biruni in the 11th century . He noted the idea in his book titled India , which included various examples . </P>
which process is a common practice that has been used by farmers for hundreds of years
which process is a common practice that has been used by farmers for hundreds of years
Selective breeding
Selective breeding