21.   The dream of improving human capabilities through selective breeding had long been a staple of the darker side of Western medical literature.

22.   The global craze for bettering society through selective breeding could be applied to local aims.

23.   This is a creepy study that whispers things like superior race and selective breeding.

24.   This modification of gene material is not possible with traditional selective breeding.

25.   Vila explained the finding by saying that dogs probably were mating freely for thousands of years before selective breeding began.

26.   What about the prospect of eugenics, selective breeding and all that?

27.   Tough-meat cattle could be eliminated through selective breeding, meaning consumers would get only quality choice cuts for their money.

28.   This sort of selective breeding eventually produced a horse that British breeders imported to create the modern thoroughbred.

29.   Eugenics is the belief that the human race can be improved through selective breeding.

a. + breeding >>共 74
selective 17.26%
good 11.90%
captive 9.52%
animal 5.36%
conventional 3.57%
successful 2.38%
traditional 2.38%
better 1.79%
experimental 1.79%
controlled 1.19%
selective + n. >>共 328
breeding 3.25%
memory 3.25%
cull 3.14%
slaughter 3.03%
disclosure 2.81%
school 2.58%
prosecution 2.36%
use 2.24%
enforcement 2.13%
college 2.02%
每页显示:    共 29