問題詳情
30.開花植物的雙重受精是指下列何者？ (Ａ)來自兩條不同花粉管的兩個精細胞與同一個卵細胞結合 (Ｂ)來自同一條花粉管的兩個精細胞與同一個卵細胞結合 (Ｃ)來自同一條花粉管的兩個精細胞，一個與卵細胞結合，另一個與兩個極核結合 (Ｄ)來自同一條花粉管的管核和精細胞一起和卵細胞結合
參考答案
答案：[無官方正解]
難度：非常困難0
統計：A(0),B(0),C(1),D(0),E(0)
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