How can atoms fill their outer electron shell? they can share electrons. they can gain electrons. they can lose electrons. all of these

Organisms that successfully adapt will leave to grownone of the above

What best explains the inability for life to exist in earth early atmosphere

When mitochondrial dna from living relatives was compared with mitochondrial dna from the skeletons, scientisits determined that skeletons 3,4,5,6 and 7 were members of the romanov family. which of these skeletons can be identified by name based on the evidence you have? explain your answer.