In the absence of oxygen, a molecule of glucose can be metabolised in the cell to produce 2 lactic acid molecules and ________ molecules of ATP 34 2 180 18 Two vitamins necessary for normal hemoglobin and red blood cell formation Folic Acid and Vitamin B12 Vitamin K and Vitamin D Vitamin B12 and Vitamin K Vitamin D and Vitamin A Vitamin A and Folic Acid The only vitamin that our body can synthesize Vitamin D Vitamin A Vitamin C Vitamin K