निम्नलिखित में से कौन-सा विटामिन मनुष्य में रक्त के जमने के लिये जिम्मेदार है? Which of the following vitamins is mainly responsible for blood coagulation in human being?
Verified Answer
A. विटामिन के / Vitamin K
B. विटामिन ई / Vitamin E
C. विटामिन ए / Vitamin A
D. विटामिन सी / Vitamin C
Explanation:
Vitamin K plays a crucial role in blood coagulation (clotting). It is necessary for the liver to synthesize several proteins (clotting factors II, VII, IX, and X) that are essential for the blood clotting cascade.