Why is a "pet rock"--not really a valid pet?

0 votes
    because you buy it at the store.
    because it is made of minerals.
    because it does not "breathe".
    because it does not respond to its environment.
asked May 30, 2013 in Biology by anonymous
    

1 Answer

0 votes
because it does not respond to its environment.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)



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