生子
7.12 Strand DNA also references twins - twins strands - a metaphor for your Yin/Yang self merging.
10.Genetic studies of intelligence perso-nality, handwriting patterns and mentalhealth status were carried out with twinmethod, 38 pairs of twins (MZ 22 pairs,DZ 16 pairs) were involved in IQ studiesand a part of these twins were involved inother studies.

