List of top Biology Questions on Biology and Human Welfare asked in Common University Entrance Test

Which disorder is caused by the substitution of Glutamic acid (Glu) by Valine (Val) at the sixth position of the beta globin chain of the hemoglobin?

Match List-I with List-II:

List-I (Disease)	List-II (Pathogen/Genera)
(A) Amoebiasis	(I) Wuchereria
(B) Filariasis	(II) Entamoeba histolytica
(C) Ringworm	(III) Haemophilus influenzae
(D) Pneumonia	(IV) Epidermophyton

Choose the correct answer from the options given below:

Streptokinase enzyme is used for:

ELISA is based on the principle of:

In Hershey and Chase experiment, some viruses grew on medium that contained: