Human Health And Disease Question 150

Question: Sickle cell aneamia is more common in South Africa. This is due to [BHU 1986, 88]

Options:

A) Change in beta-chain of haemoglobin

B) More population of house flies

C) Change in alpha-chain of haemoglobin

D) Change in gamma-chain of haemoglobin

Show Answer

Answer:

Correct Answer: A

Solution:

Sickle cell aneamia is caused by a single gene mutation in the sixth place of $ \beta - $ chain of haemoglobin where glutamic acid is replaced by valine.