alleryβ-Thalassemia is controlled by which gene?
AHBA1 and HBA2 on chromosome 16
BHBB on chromosome 11
CCFTR on chromosome 7
DF8 on the X chromosome
Answer & Solution
Correct answer: B. HBB on chromosome 11
**β-Thalassemia**: caused by mutation in the **HBB gene on chromosome 11**
→ reduced β-globin synthesis.
α-Thalassemia: HBA1, HBA2 on chromosome 16. (Haemophilia A: F8 on X.)
Keep practising Principles of Inheritance and Variation
Browse all Principles of Inheritance and Variation questions for NEET UG, or explore more Biology topics.
Related questions
Which genotype shows the sickle-cell trait but not the disease?Pleiotropy in most cases arises from a gene's effect on:Mendel's study was the first in biology to apply which tools?How many chromosome combinations can independent assortment give a human gamete?Which karyotype is found in Turner's syndrome?Gynaecomastia in an otherwise masculine individual is a sign of:What is the karyotype of a person with Klinefelter's syndrome?Who first described Down's syndrome in 1866?