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In which of the following places thalassemia is not common?

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In which of the following places thalassemia is not common?

(a) Indian subcontinent

(b) South-east Africa

(c) Mediterranean

(d) North America

I got this question in my homework.

This intriguing question originated from Inheritance and Variation Principles topic in section Principles of Inheritance and Variation of Biology – Class 12

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Right choice is (d) North America

Easiest explanation: Thalassemia is not common in North America. It is common in the Middle East, Indian subcontinent, Mediterranean and South-east Africa. It originated in the Mediterranean region and is caused by the deletion or mutation of the chromosomes.

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