The answer is 4Fe+3O2→2Fe2O3
Isolate the cytoplasm from the external environmentRegulate the exchange of substancesCommunicate with other cellsIdentificationHope this helps :P
Answer:
D.Initially the cream seemed to work but new blemishes developed.
Explanation:
According to the graph in the beginning it began to work but then he gained more blemishes.
Hope it helps. :)
Science tells us how the natural world works, and what to expect if certain things happen
Science allows us to make predictions based on what we know
