Half life of prothrombin -: (A) 24 hours, (B) 60 hours, (C) 5 days, (D) 10 days
Answer is B. Ans. is 'b' i.e., 60 hours o Half life of various clotting factors (in hours) :-# Firinogen-100-150# Factor III-6# Factor X- 45-52# Prothrombin - 60# Factor VIII -8-12# Factor XI - 48-84# Factor V -24# Factor IX - 24# Factor XII - 150 # WVF-30