But what is true is that ambidextrous people, or people who use both hands for different tasks, are more creative thinkers than one-handed people, because being ambidextrous involves having both sides of the brain talk to each other a lot, which seems to be involved in creative and flexible thinking.
Jednojajčani blizanci dijele 100 % okoline i 100 % gena, dok dvojajčani dijele 100 % okoline, ali poput uobičajenih braće i sestara,  dijele samo 50 % gena. Stoga uspoređujući sličnosti u GCSE-rezultatima jednojajčanih blizanaca