43. Which of the following is a major advantage of seeds over spores?
(A) Seeds require water for fertilization
(B) Seeds contain stored nutrients for embryo development
(C) Seeds are always produced asexually
(D) Seeds lack protective structures
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統計: A(0), B(1), C(0), D(0), E(0) #3979966
統計: A(0), B(1), C(0), D(0), E(0) #3979966