单选题
According to the passage, which of the following is NOT true?
A、
Almost half of the children of two left-handed parents will be left-handed
B、
At least 84 percent of left-handers are born of two right-handed parents
C、
One in ten of Americans are left-handed
D、
In the majority of genetically identical twins, one will be right handed, the other left
【正确答案】
D
【答案解析】
第4段中指出只有12%而且大多数，所以D项的表述错误。
提交答案
关闭