why do scientists publish the results of their work?
dosete
to verify their results
to form a new hypothesis
to get credit for a theory
to analyze data

Why is excretion necessary to maintain homeostasis?

Acommon kind of mechanical weathering is called

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