The form of circulatory shock known as hypovolemic shock is

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

What characteristic make legumes a good food source for food insecure populations

Ecology can best be described as the study of what