- A Color blindness
- B Sickle cell anemia
- C The inheritance pattern in the PAR region shows sex-linkage
- D PAR stands for the pseudoautosomal region
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Answer:
A
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Color blindness is an X-linked recessive disorder. In humans, three proteins in the cones act as color sensors, and two of these color sensors are encoded by X-linked genes. This means that the correct answer to this question is A, color blindness.
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