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Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variation2 Marks
Question
Which chromosome carries the mutated gene causing β–thalassemia? What are the problems caused by the mutation?
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Answer

Chromosome number 11 carries the mutant gene causing β–thalassemia.
It causes formation of abnormal haemoglobin molecules, resulting into anaemia.

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