You searched for: “hemizygous
hemizygous (adjective) (not comparable)
Referring to a single copy of a gene instead of the customary two copies: All of the genes on the single X chromosome in the male are in the hemizygous state.
This entry is located in the following units: haplo-, hapl- (page 2) zygo-, zyg-, -zygous; zygomatico- + (page 2)