【摘要】 在对北碚地区224名12—16岁的中学生和213名学前学生的身高和体重的平均值、标准差、变异系数、回归系数和相关分析的基础上,应用亲-子回归分析法估算中学生和学前学生的身高和体重的遗传率,分别为0.5993和0.3659.更多还原

【Abstract】 The human stature and weight are influnced by both heredity an’d environment factors, they are polygenic inheritance. This article analysed mean. coefficient of variation, regression and correlation of both the characters for 224 middle-school students from 12 to 16 years old and 213 pre-school children in BeBei district, Chongqing. The estimates of heritabilities of both the stature and weight of both middle-school students’ and pre-scho9l students’, using the parent-child regression, were 0.5993 and 0.3659, respectively.更多还原