“偏手性有基因基础，但是同人的其他特征——如身高、体重——一样，十分复杂，”他说，“单独一个基因并不能导致它，环境因素在其中也有很大作用。”

"Handedness has a genetic basis, but like other complex traits - height, weight - it is complex," he said. "it's not a single gene that leads to it." There's a strong environmental component, too.

youdao

“偏手性有基因基础，但是同人的其他特征——如身高、体重——一样，十分复杂，”他说，“单独一个基因并不能导致它，环境因素在其中也有很大作用。”

"Handedness has a genetic basis, but like other complex traits - height, weight - it is complex," he said. "it's not a single gene that leads to it."There's a strong environmental component, too.

youdao

“偏手性有基因基础，但是同人的其他特征——如身高、体重——一样，十分复杂，”他说，“单独一个基因并不能导致它，环境因素在其中也有很大作用。”

"Handedness has a genetic basis, but like other complex traits - height, weight - it is complex," he said. "it's not a single gene that leads to it."There's a strong environmental component, too.

youdao