识别正常人类G带染色体的标准与鉴别检索表——Ⅱ.Prometaphase haploid 500带期

<正> 4.染色体最大。P上有9个深色带.其中第1带(P21)最宽,其次为第3带(P31.1),其余带均窄。P端部为浅色带。q远端的4个带的宽窄大小由近至远的顺序为窄宽窄宽(即q32.2q42.2

Standard for distinguishing G-banding of normal human chromosomes and key to discriminationMid - metaphasc haploid of 320 bands and prometaphasc haploid of 500 bands

This paper deals with significance of distinguishing the G-banding chromosomes and standard for distinguishing G-banding of nomal human chromosomes and discrimination key to the mid-metaphase and prometaphase which the writer accumulated and laid down in the practice.