Down syndrome হলো একটি __
A
Genetic disorder
B
রক্তের সমস্যা
C
Thyroid জনিত সমস্যা
D
কিডনির সমস্যা
Correct Answer: Genetic disorder
Down syndrome or Down's syndrome, also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. It is usually associated with physical growth delays, mild to moderate intellectual disability, and characteristic facial features.