Example of X-linked dominant trait is:
Correct answer: D. Hypophosphatemia
- A. Hemophilia A
- B. Testicular feminization syndrome
- C. Hemophilia B
- D. Hypophosphatemia
Explanation
Testicular feminization syndrome is a rare X-linked recessive trait. Similarly, Haemophilia is also X-linked recessive.However,iIn most individuals, hypophosphatemia is inherited in an X-linked dominant manner.It is a rare inherited disorder that affects the bones and teeth. It is characterized by low levels of the mineral phosphorus .
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About Inheritance
Mendel's laws explain segregation, independent assortment and the prediction of genetic ratios using alleles, genotypes and phenotypes. The chapter also covers linked genes, recombination and crossing over during meiosis, then applies pedigree reasoning to X-linked recessive traits, which show different inheritance patterns in males and females.
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