A desire to increase the gene pool and prevent some of
the genetic time bombs in some inbred dogs has led to breeders searching for bloodlines from times past or distances far beyond.
In fact the devils were sitting on
a genetic time bomb, and in 1996 it went off, in the form of a deadly infectious cancer that has pushed them to the brink of extinction.
Not exact matches
That image reflects our hopes and fears of scientific advances — from
bombs to cyborgs to
genetic manipulations — and it has been surprisingly stable with
time.