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QUESTION
Morphine is the structure chiefly responsible for the biological activity of opium. What is the name given to the chemical that is chiefly
Morphine is the structure chiefly responsible for the biological activity of opium. What is the name given to the chemical that is chiefly responsible for the biological activity of a natural extract?
a) Lead compound
b) Active principle
c) Pharmacophore
d) Lead principle
