19. In an animal in which the diploid number of chromosomes per cell is 24, what is the total number of
chromatids present per cell in prophase I| after the first division and cytokinesis?
(A) 6
(B) 12
(C) 24
(D) 48
(E) 96
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統計: A(0), B(0), C(0), D(1), E(0) #3061391
統計: A(0), B(0), C(0), D(1), E(0) #3061391