問題詳情

3. "Which of following characteristics can distinguish protostome from deuterostome development?
(A) spiral cleavage.
(B) coelom formation.
(C) fate of the blastopore.
(D) A and B.
(E) A, Band C.

參考答案

答案:E
難度:困難0.272727
統計:A(1),B(0),C(1),D(1),E(3)

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