57. If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested? (A)( A ) (B)( B ) (C)( C ) (D)( D )

2. Genetically engineered plants (A) are more difficult to engineer than animals. (B) include a transgenic rice plant that can help prevent are more difficult to engineer than animals t vitamin A deficiency. (C) are being rapidly developed, but traditional plant breeding programs are still the only method used to develop new plants. (D) are able to fix nitrogen themselves

57. If cells in the process of dividing are subjected to colchicine, a drug that interferes with the functioning of the spindle apparatus, at which stage will mitosis be arrested?
(A)( A )
(B)( B )
(C)( C )
(D)( D )

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