為了生存,物種均會發展出不同款式的捕獵技倆。582Please respect copyright.PENANAdHSYAALT1L
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。582Please respect copyright.PENANAGtIV58UIQU582Please respect copyright.PENANAYgDVRWwa0K
582Please respect copyright.PENANAsnuR6oMMZq
582Please respect copyright.PENANAJ1vvdaymuZ
(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。582Please respect copyright.PENANAGrXkqyo0zC
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。582Please respect copyright.PENANAa2ESLy3LuN582Please respect copyright.PENANAFvQx0Hoo0b
582Please respect copyright.PENANAZMQ4NWXHse
582Please respect copyright.PENANAKZCbcnDBPQ
(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。582Please respect copyright.PENANAXLeaAoPJRv582Please respect copyright.PENANAO7OC0bSP9u
582Please respect copyright.PENANAo3eLKt7RZN
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。582Please respect copyright.PENANA6677xFrCSQ
582Please respect copyright.PENANAYErEgZmns7
以這個情況來說,稱呼秀珍菌為肉食性菌類亦不之為過。582Please respect copyright.PENANA2lQ2gdB5ap
582Please respect copyright.PENANAzrYGzvqSdo
582Please respect copyright.PENANAFngump4mc9
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-1582Please respect copyright.PENANAIos2ZEQGxJ
582Please respect copyright.PENANAeWMvyYe29E
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。582Please respect copyright.PENANAYgqQb0yxBg
582Please respect copyright.PENANApSnjIGrSEt
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/toc582Please respect copyright.PENANAF9QBvSucVp
582Please respect copyright.PENANA6raHVYocG3
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。582Please respect copyright.PENANAlzo25Xp4F1
582Please respect copyright.PENANAj0QdcVnPwJ
Link:582Please respect copyright.PENANACozdyFKgto
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio582Please respect copyright.PENANASEtaCkcO6X
582Please respect copyright.PENANACaJ9V22e3d
582Please respect copyright.PENANAWQGc7LQ9xR
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。582Please respect copyright.PENANA4L0v7FwtKL
582Please respect copyright.PENANASDlhNHU1WQ
Ref1:https://www.pnas.org/content/117/11/6014582Please respect copyright.PENANAMk6hIgryIl
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科普專欄–薯不揀單
作者:
薯仔聞茱莉

篇 #241
三十秒科學–不要看少秀珍菇
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