4, 7-Dichloroquinoline on treatment with 4-amino phenol gives

Ecgonine, a hydrolytic product of cocaine on treatment with chromium trioxide gives a keto acid, which on thermal decarboxylation results in

A natural product derivative developed as an antimalarial is

'Ternary complex' refers to the state when

The most important clue that helped in determination of double helical structure of DNA came from

Diversity in antibody molecules is brought about by

The etiological agent of infectious mononucleosis, also associated with a form of Burkitt's lymphoma is

Tissue plasminogen activator that disperses blood clots, beneficial if it is given within

An anticholinesterase which is useful in Alzheimer's disease is

A drug is used as an ophthalmic solution in Herpes keratitis is