Which of the following characteristics is exclusive to animals?

0 votes
    Organisms are multicellular.
    Cells do not have cell walls.
    Organisms are heterotrophs.
    Embryos pass through a blastula stage.
    All of these features are exclusive to animals.
asked May 19, 2013 in Biology by anonymous
    

1 Answer

0 votes
Embryos pass through a blastula stage.
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)



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