Question
Biology Question on Genetic Disorders
The gene HBB for β-thalassemia is present on which chromosome?
A
5
B
22
C
11
D
9
Answer
11
Explanation
Solution
The HBB gene is located on chromosome 11. This gene encodes the β-globin chain of hemoglobin, and mutations in this gene are linked to β-thalassemia, a blood disorder. Remembering gene-chromosome associations like HBB on chromosome 11 is helpful for genetics-based questions.