Sickle cell anamia is caused by substitution of sixth position

Sickle cell anaemia is

Sickle cell anaemia is

Sickle cell anemia is:

Sickle cell anaemia is caused by the subsitution of :

Sickle cell anaemia is caused by the substitution of Glu by ………... at the sixth position of the beta-globin chain of the hemoglobin molecule.

Sickle-cell anaemia is caused by a substitution mutation. At this sixth position of haemoglobin, ………... due to this mutation

Sickle-cell anaemia is caused by a substitution mutation. At this sixth position of haemoglobin, ………... due to this mutation