百度试题 结果1 题目15 The diagram shows a section through the stem of a dicotyledonous plant.Which tissue transports amino acids up the stem? C AC BD 相关知识点: 试题来源: 解析 C 反馈 收藏
44 Diagram 21 shows cells in the embryo sac of a dicotyledonous plant.Rajah 21 menunjukkan sel-sel di dalam pundi embrio suatu tumbuhan dikotiledon.Diagram 21/Rajah 21What is the product of fertilisation between a male gamete and X cell?Apakah hasil persenyawaan antar a garnet jantan dengan...