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X linked dominant disorders are caused by mutations in genes on the x chromosome one of the two sex chromosomes in each cell. Some x linked dominant disorders are so severe that males with the genetic disorder may die before birth. X Linked Inheritance My46 Males who have only one x chromosome …

However in x linked dominant traits both males and females who have an abnormal gene can express the phenotype. X linked recessive inheritance is a mode of inheritance in which a mutation in a gene on the x chromosome causes the phenotype to be always expressed in males who are necessarily homozyg…