Do you agree or disagree with idea of modifying or altering the natural science/biology of nature

I am kinda on the fence with this because I agree because if we are coming up with new scentific thigs it will help us. Then I disagree because these things could also harm us.

Explanation:

As additional scientific evidence is gathered, a scientific theory may be modified and ultimately rejected if it cannot be made to fit the new findings; in such circumstances, a more accurate theory is then required.

since he could see color, and nobody else could, he didn't find it fair that everyone else in the utopia couldn't see color but him and the giver : d

in the story "marionettes inc," in the last line of the story, braling two is referred to by the narrator as the "someone." what does this new identifier imply and how does it add to the drama of the closing scene?