Concept explainers
To determine: The probability of the child to be a carrier for the given X linked recessive disorder.
Introduction: Genetic disorders are caused due to abnormalities that occur in one or more genes. These abnormalities can be due to changes in number or structure of the chromosome. In some cases, the abnormal or mutant allele maybe present in sex chromosomes (usually X chromosomes). The disorders caused due to these sex chromosomes are called sex linked or X linked disorders.
To determine: The sex of the child who is a carrier for the given autosomal recessive disorder
Introduction: Sex linked dominant disorders can occur both in homozygous and heterozygous conditions while autosomal recessive disorder can occur only in homozygous condition. A carrier consists of a defective allele responsible for an autosomal recessive disorder while the other allele is normal.
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