Question

multiple choice question
during blood clot formation, the soluble plasma protein called ____ is converted into the insoluble protein called ____

o procollagen; collagen
o thromboplastinogen; thromboplastin
o fibrinogen; fibrin

Explanation:

During blood - clot formation, the soluble plasma protein fibrinogen is converted into the insoluble protein fibrin. Procollagen is related to collagen synthesis in connective tissues, not blood - clotting. Thromboplastinogen is not a standard term in the context of blood - clotting conversion as described in the question.

Answer:

C. fibrinogen; fibrin