The exchanges the deoxygenated blood to oxygenated blood

What is the number of phosphates in an atp molecule

What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere, b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify, d)anaerobic bacteria kept thriving with more oxygen

Donde se encuentra el adn nuclear en un organismo eucariota?