Deficiency of which of the following vitamins causes excessive bleeding from wounds?

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Accepted Answer

**Solution:**

1. Vitamin K is essential for the synthesis of clotting factors such as prothrombin in the liver.

2. These clotting factors are necessary for the blood coagulation process, which stops bleeding.

3. Deficiency of Vitamin K leads to impaired blood clotting, causing excessive bleeding from wounds.

4. Vitamins D, E, and A do not primarily affect blood clotting; their deficiencies cause other health issues.

**Answer:** Vitamin K

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