有什麼plant cell沒有cell wall?(是不是xylem cell)?
2007-01-12 5:22 am
有什麼plant cell沒有cell wall?(是不是xylem cell)? Besides,有什麼plant的cell wall 是 circular? why?
回答 (1)
2007-01-18 4:54 am
✔ 最佳答案
All plant cell must have cell wall~the cell wall of xylem is cirular and there is no reason...
hope i can help u
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https://hk.answers.yahoo.com/question/index?qid=20070111000051KK04363