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13 hours ago · Meanwhile, fraternal twins are as genetically different from one another as normal siblings. By comparing how often a certain disorder occurs in a pair of identical twins to how often it occurs in a pair of fraternal twins, scientists can determine whether that disorder is caused by genetic or postnatal environmental factors.
13 hours ago · John Alan Lasseter (/ ˈlæsətər / LASS-ə-tər; born January 12, 1957) [5] is an American film director, producer, and animator. He has served as the Head of Animation at Skydance Animation since 2019. [6] Previously, he acted as the chief creative officer of Pixar Animation Studios, Walt Disney Animation Studios, and Disneytoon Studios, as ...