73.What cell is haploid?
(A) oogonium;
(B) zygote;
(C) primary oocyte;
(D) ovum.
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統計: A(0), B(1), C(1), D(5), E(0) #3577802
統計: A(0), B(1), C(1), D(5), E(0) #3577802