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hemizygous

British  
/ ˌhɛmɪˈzaɪɡəs /

adjective

  1. genetics (of a chromosome or gene) not having a homologue; not paired in a diploid cell

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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Males are said to be hemizygous, because they have only one allele for any X-linked characteristic.

From Textbooks • Jun. 9, 2022

Males are said to be hemizygous, in that they have only one allele for any X-linked characteristic.

From Textbooks • Apr. 25, 2013

This difference is expected because the population size of the chromosome is three quarters that of autosomes, and the chromosome can experience greater purifying selection because of exposure of deleterious recessive alleles in hemizygous males.

From Nature • Feb. 8, 2012

There are two ways in which hemizygous males might fail to detect hybrid lethality effects seen in hemizygous females.

From Science Magazine • Sep. 15, 2011

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