堵塞筛管的囊状突出物称为侵填体。()
A.正确
B.错误
上一篇 31一Everybody is going to climb the mountain. Can I go too, mum? — Wait till you are old e
下一篇 问荆和节节草都无营养枝和生殖枝之分,枝端能产生孢子叶球。()A.正确B.错误
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