Which domain Includes organisms that have
a nucleus, a cell membrane, and mitochondria?

How many chromosomes are in a gold fish?

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

Explain how organisms could be harmed by high levels of salt from roadways?