X-linked
Americanadjective
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of or relating to a trait controlled by a gene or genes on the X chromosome.
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of or relating to a gene on an X chromosome.
Etymology
Origin of X-linked
First recorded in 1945–50
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Females must inherit recessive X-linked alleles from both of their parents in order to express the trait.
From Textbooks • Jun. 9, 2022
An infant patient exhibits symptoms of neonatal ALD, which are difficult to distinguish from the X-linked form of the disease.
From Textbooks • Jun. 9, 2022
Because human males need to inherit only one recessive mutant X allele to be affected, X-linked disorders are disproportionately observed in males.
From Textbooks • Jun. 9, 2022
When they inherit one recessive X-linked mutant allele and one dominant X-linked wild-type allele, they are carriers of the trait and are typically unaffected.
From Textbooks • Jun. 9, 2022
These females will pass the disease to half of their sons and will pass carrier status to half of their daughters; therefore, X-linked traits appear more frequently in males than females.
From Textbooks • Apr. 25, 2013
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
