What is the process when animals excrete water from their pores pls help me I need help with this science answer​

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 amino acid is coded for by this sequence after the mutation

During binary fission, what events must occur before the cell splits into two new cells?