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在导管分子和管胞侧壁上产生的凹陷区域称()
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在导管分子和管胞侧壁上产生的凹陷区域称()
A、穿 孔
B、纹 孔
C、气 孔
D、筛 孔
时间:2021-09-01 23:53
关键词:
青书学堂
东北林业大学
植物学
答案解析
B
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在导管分子和管胞侧壁上产生的凹陷区域称()
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