Question

Which enzyme causes conversion of prothrombin into thrombin?
(A) Thrombinase
(B) Proconvertin
(C) Thrombokinase
(D) Rennin​

Answer 1

Answer:

prothrombinase

is correct answer

but it's not in options

Explanation:

Answer 2

$\huge\bold\red{❤Answer❤}$

prothrombinase

$\huge\bold\red{❤Explanation ❤}$

Prothrombin is transformed into thrombin by a clotting factor known as factor X or prothrombinase; thrombin then acts to transform fibrinogen, also present in plasma, into fibrin, which, in combination with platelets from the blood, forms a clot (a process called coagulation).