All participants of the kingdom Animalia require oxygen to make energy. Oxygen is mandatory. Without oxygen, we die. However as you know, the byproduct of the procedure that keeps all of us active, cellular respiration, is co2, or carbon...
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Captions are on! Click CC at bottom right to turn off. Did you have breakfast this morning? Did you ever wonder after you eat breakfastand your nutrient is grasped, how is that glucose getting brought around your torso? Or...