Question : 61. Family studies fail to rule out the extent to which : 1176034
61. Family studies fail to rule out the extent to which environmental factors influence certain traits. To separate the effects of heredity from those of environment, researchers do A. twin studies. B. experimental studies. C. adoption studies. D. longitudinal studies. 62. Who would show more concordance for a chiefly hereditary trait? A. Fraternal twins B. Identical twins C. Both identical […]