The conversion of prothrombin into thrombin occurs in the presence of ……………..
A. Potassium and vitamin D
B. Sodium and vitamin B,2
C. Calcium and vitamin K
D. Iodine and vitamin E
Answer:C
The conversion of prothrombin into thrombin occurs in the presence of ……………..
A. Potassium and vitamin D B. Sodium and vitamin B,2 C. Calcium and vitamin K D. Iodine and vitamin E