正确答案: B
错误
题目:侧根是维管形成层产生的。( )
解析:B
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举一反三的答案和解析:
[单选题]
attention
[单选题]人口密度差值最大的两个网格区是
①和④ B.②和③
[单选题]柑橘属(Citrus)的叶为单身复叶,由三出复叶退化而来。( )
正确
[单选题]双子叶植物的根能不断增粗是因为有侧分生组织。( )
正确
[单选题]It was _____ he came bank from Africa that wear _________ he met the girl he would like to marry.
not until; that