Which of the following statements concerning sea urchin gastrulation is true?

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    The archenteron forms at the animal pole, stretches to the vegetal pole, and eventually meets with the mouth.
    The archenteron forms at the animal pole, stretches to the vegetal pole, and eventually meets with the anus.
    The archenteron forms at the vegetal pole, stretches to the animal pole, and eventually meets with the mouth.
    The archenteron forms at the vegetal pole, stretches to the animal pole, and eventually meets with the anus.
asked May 19, 2013 in Biology by anonymous
    

1 Answer

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The archenteron forms at the vegetal pole, stretches to the animal pole, and eventually meets with the mouth.
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)



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