"We improve our favourite plants and animals "and how few they are "gradually by selective breeding; now a new and better peach, now a seedless grape, now a sweeter and larger flower, now a more convenient breed of cattle. We improve them gradually, because our ideals are vague and tentative and our knowledge is very limited; because Nature, too, is shy and slow in our clumsy hands- (26). H.G. Wells wrote those words in his novel The Time Machine in 1895; he recognized man's ability to alter other organisms; however, at that time it was a gradual, slow, and clumsy process. To...