Question

Choose the correct option which appropriately classifies the following disorders into Mendelian and chromosomal disorders:

Colour blindness, Down syndrome, Sickle cell anaemia, Turner syndrome, Thalassemia, Haemophilia, Phenylketonuria, Klinefelter syndrome.

Options

• 	Mendelian disorders	Chromosomal disorders
  (A)	Turner syndrome, colour blindness, haemophilia, phenylketonuria, Klinefelter syndrome	Thalassemia. Down syndrome, sickle cell anaemia

• 	Mendelian disorders	Chromosomal disorders
  (B)	Thalassemia, Down syndrome, sickle cell anaemia	Turner syndrome, colour blindness, haemophilia, phenylketonuria, Klinefelter syndrome

• 	Mendelian disorders	Chromosomal disorders
  (C)	Thalassemia, Sickle cell anaemia, Colour blindness Haemophilia, Phenylketonuria	Down syndrome Turner syndrome Klinefelter syndrome

• 	Mendelian disorders	Chromosomal disorders
  (D)	Down syndrome Turner syndrome Klinefelter syndrome	Thalassemia, Sickle cell anaemia, colour blindness haemophilia, phenylketonuria

Answer 1

	Mendelian disorders	Chromosomal disorders
(C)	Thalassemia, Sickle cell anaemia, Colour blindness Haemophilia, Phenylketonuria	Down syndrome Turner syndrome Klinefelter syndrome