Search any question & find its solution
Question:
Answered & Verified by Expert
Which of the following statements is incorrect with respect to sickle cell anaemia?
Options:
Solution:
1422 Upvotes
Verified Answer
The correct answer is:
Homozygous individuals for HbS exhibit sickle cell trait.
Sickle cell anaemia is an autosomal recessive disease. This disease is controlled by a pair of alleles: HbA (normal dominant allele) and HbS (affected recessive allele).
Both male and female have either of the three genotypes:
1. HbA HbA: Normal phenotype.
2. HbA HbS: Normal phenotype.
3. HbS HbS: Diseased phenotype.
Both male and female have either of the three genotypes:
1. HbA HbA: Normal phenotype.
2. HbA HbS: Normal phenotype.
3. HbS HbS: Diseased phenotype.
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.