Question

Select the incorrect statement :

• A. Male child may becomehaemophilic if his mother is a carrier for haemophilia
• B. Sickle cell anemia is a classical example of chromosomal mutation
• C. Gynaecomastia develops in Klinefelter’s syndrome.
• D. Trisomy of chromosome number 21 results in Down’s syndrome

Answer 1

Answer: (B)

Sickle cell anemia is a classical example of chromosomal mutation