Question

Following list indicates various genetic diseases. Identify the diseases that are not caused due to single gene defect.

Huntington's chorea, alkaptonuria, Sickle cell anaemia, Down syndrome, thalassemia, Taysachs disease, Turner syndrome, cystic fibrosis, haemophi Lia, Klinefelter syndrome, albinism

Options

• Klinefelter syndrome, sickle cell anaemia, alkaptonuria Tay-sachs disease

• Turner syndrome, Down syndrome, albinism, cystic fibrosis

• Down syndrome, Klinefelter syndrome, Turner syndrome

• Down syndrome, Turner syndrome, Huntington's chorea, haemophilia

Answer 1

Down syndrome, Klinefelter syndrome, Turner syndrome

Explanation:

Chromosome problems include Down syndrome, Klinefelter syndrome, and Turner syndrome.