nullizygousWiktionary 原文英美构词拆解nullinulli-前缀zygous-zygous后缀nulli-Null; no.-zygous(biology) Having or originating from a specified state as a result of conditions in the zygote stage of development. · (genetics) Having a specified state of allele pairs in the nucleus.词源说明From nulli- + -zygous.释义形容词adjective1(genetics) Carrying two mutant alleles for the same gene, both alleles being complete loss-of-function or "null" alleles.同族词派生词 1nullizygosity相关词 1nullizygote