Ironman triathletes must complete the bicycle course at the World Championships in 10 hours, 30 minutes. The top women, however, will finish the bike race in about half that time. As with the swimming cutoff, failure to achieve the bicycle cutoff time eliminates the triathlete from the event.
In the past, the requirements for vitamin K only considered its classical function in coagulation; an RDA was given for vitamin K in the United States (54, 58) and a safe and adequate intake level was given in the United Kingdom (65).
Vitamin K is essential for blood clotting. Vitamin K modifies  certain proteins that are required for blood coagulation. The  modification of the proteins allows them to bin â¦ d calcium ions. 1  Egg Vitamins and Nutrition Eggs are economical and highly nutritious.2  Eggs have vitamins and minerals that help to get you started in the morning.alcium is a very important vitamin involved in blood clotting because calcium ions are used in the thrombin. The thrombin is a product of prothrombin, calcium ions and thromb â¦ oplastin. When thrombin is added with fibrinogen (which is inactive) it creates fibrin, which forms the clot. 1 person found this useful.