Do you really think that there wasn't someone a century ago that made the same point ? It took a while, but here's the answer: https://en.wikipedia.org/wiki/Tw

Do you really think that there wasn't someone a century ago that made the same point ? It took a while, but here's the answer: https://en.wikipedia.org/wiki/Twin_study https://en.wikipedia.org/wiki/Twin_study I'll let you find the outcome. It's not going to be what you want to hear: different races are different. In just about anything. That's exactly what nature is trying to achieve by having races, and therefore shouldn't come as a surprise to anyone.