The IQs of adopted children, for example, lose all resemblance to those of their adoptive family members and become more like the IQs of the biological parents they have never known.

• 例如，被领养的孩子（在长大以后）的IQ与领养家庭的其他成员之间的相似性会逐渐丧失，而越来越象他们根本不认识的亲生父母的IQ。