If both of a pair of homologous chromosomes are missing, nullisomy results.
If both of a pair of homologous chromosomes are missing, nullisomy results.
如果一对同源染色体都缺失了，称为缺体。
If both of a pair of homologous chromosomes are missing, nullisomy results.
如果一对同源染色体都缺失了，称为缺体。