This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Genetics, Subject name: Pathology
[{'content': 'Which of the following disease is X- linked? \nSelect and explain. \nA. Thalassemia, B. Color blindness, C. Sickle cell anemia, D. Galactosemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. (b) Color blindness(Ref: Robbins 9th ed and NCERT)The most common cause of color blindness is an inherited fault in the development of one or more of the three sets of color sensing cones in the eye. Males are more likely to be color blind than females, as the gene responsible for the most common forms of color blindness are on the X chromosome.', 'role': 'assistant'}]