Question
Biology Question on body fluids and circulation
Conversion of fibrinogen to fibrin is catalysed by
A
thrombin
B
prothrombin
C
thromboplastin
D
all of these
Answer
thrombin
Explanation
Solution
In order for the blood to clot, fibrinogen must be converted to fibrin by the action of an enzyme called thrombin, Fibrin then forms long filaments, which trap blood cells to form a solid clot.