為了生存,物種均會發展出不同款式的捕獵技倆。310Please respect copyright.PENANAGyKLP65sjO
這次我們將會講解經常在超級市場見到的秀珍菇,如何在大自然間捕殺獵物來獲取營養。310Please respect copyright.PENANAqk0sVgApKd
310Please respect copyright.PENANA2VaKOZCkRi
310Please respect copyright.PENANAEVZSlwwjID
310Please respect copyright.PENANABDfyCe5G36
(圖2)在泥土底下,蘑菇發展出名為菌絲的結構,其中之一的作用就是從泥土中吸取營養。310Please respect copyright.PENANAcOYqrhAyyc
而科學家發現,秀珍菇的菌絲還有一道獨特的地方,能夠將泥土中的桿線蟲置諸死地。310Please respect copyright.PENANA6WK6rLo5xc
310Please respect copyright.PENANA5rQVibZygN
310Please respect copyright.PENANAJR7Pj99Omn
310Please respect copyright.PENANAzh0S04oOOX
(圖3)當處於泥土的桿線蟲不慎碰到秀珍菇的菌絲之時,菌絲便會透過桿線蟲表面的絨毛觸發桿線蟲部份的神經,促使桿線蟲頭部及口腔附近的肌肉不斷抽搐,最終引發細胞啟動死亡機制逝世。310Please respect copyright.PENANAUiAvwfEBaO
310Please respect copyright.PENANA3az4SrCnxH
310Please respect copyright.PENANAWpGHIsjzsE
逝去的桿線蟲被泥土的細菌分解後,秀珍菌便可透過菌絲吸取氮元素等物質供自己所需,這機制在土地貧瘠的區域尤其重要。310Please respect copyright.PENANAnCaKNHtEZK
310Please respect copyright.PENANAepNsdqr2mU
以這個情況來說,稱呼秀珍菌為肉食性菌類亦不之為過。310Please respect copyright.PENANAVvZj2ShsPm
310Please respect copyright.PENANAERODIbtpdp
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延伸影片–桿線蟲觸碰菌絲後的下場:https://movie-usa.glencoesoftware.com/video/10.1073/pnas.1918473117/video-1310Please respect copyright.PENANAUFgEydMTmh
310Please respect copyright.PENANAiD62o0Frt3
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。310Please respect copyright.PENANAm7NCLP1p8N
310Please respect copyright.PENANAPZXBA4mAZY
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc310Please respect copyright.PENANAbsR2XEqyma
310Please respect copyright.PENANA82sy15PcEv
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。310Please respect copyright.PENANAZICyMA7RL3
310Please respect copyright.PENANAv8dLVtblZU
Link:310Please respect copyright.PENANA0z7Wy57B9W
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio310Please respect copyright.PENANAGpTiludcuf
310Please respect copyright.PENANAh1YBvDf9FY
310Please respect copyright.PENANAXPmMAvDefv
除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。310Please respect copyright.PENANAjSwMAy8vMX
310Please respect copyright.PENANA6iP7IBqZ7w
Ref1:https://www.pnas.org/content/117/11/6014310Please respect copyright.PENANAjlHoLJA1DK
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科普專欄–薯不揀單
Author:
薯仔聞茱莉
ISSUE #241
三十秒科學–不要看少秀珍菇
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