Which of the following trait is not X-linked?
Correct answer: D. Leukemia
- A. Colour blindness
- B. Diabetes insipidus
- C. Haemophilia
- D. Leukemia
Explanation
The correct option is D) Leukemia. Leukemia is not an X-linked trait; it is a form of cancer caused by mutations in various genes unrelated to the sex chromosomes.
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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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