Definitions

1. noun

A cell or organism that has only one allele of a gene at a particular locus, typically due to being a male or having undergone sex chromosome loss or duplication.

“In genetics, a hemizygote is a cell that has only one copy of a gene, making it more susceptible to genetic disorders.”

2. noun

A cell or organism that is heterozygous for a particular gene.

“The researcher studied the hemizygote of the patient to determine the genetic cause of their condition.”