植物雖無法躲避昆蟲的侵襲,但也並非是任蟲魚肉的存在。225Please respect copyright.PENANAk4WIzpzDJp
225Please respect copyright.PENANAgZL8hIZoDO
225Please respect copyright.PENANAEU60nwo1Fb
它們對抗外敵的其中一道方式,就是在葉子中製造一些對昆蟲有毒的化學物。225Please respect copyright.PENANARhpRrO6aVS
如果對方膽敢吃掉自己的話,下場就只有死路一條。225Please respect copyright.PENANADqwk9zuJit
225Please respect copyright.PENANAhnD21lABsN
225Please respect copyright.PENANAx0EakNWuKV
(圖2)圖中紅色結構的是葉子其中一種專用作對付昆蟲的有毒化學物(對人類及大部份動物無害),而植物自身攜帶著一隻名為BtPMaT1的蛋白酶,它能夠將有毒的化學物改造成為無害化學物,相信是為了避免對付害蟲的時候會不慎毒害自己而設。225Please respect copyright.PENANAjgSSGx1WCh
225Please respect copyright.PENANA1Yg2T0ZDyI
225Please respect copyright.PENANAjQZKkAmMcr
換句話說,植物有著製作毒藥能力的同時,亦可製作相應的解藥自保。225Please respect copyright.PENANAYAry75xnxf
225Please respect copyright.PENANAQhQfZcb3rB
(圖3)然而,害蟲可不是吃素的(雖然的確是在吃素),有科學家發現有部份害蟲身上竟然發展出跟植物一模一樣的BtPMaT1基因,相信是透過進食葉子時從中將該基因鑴在自己的基因圖譜裡頭,從而發展出對抗有毒化學物的方法。225Please respect copyright.PENANAWvHk2kT2z9
225Please respect copyright.PENANAzoHBLmzS93
225Please respect copyright.PENANA8C93GlzAVP
225Please respect copyright.PENANAqhFR066CzA
現在有不少科學家正在研究箇中的機制,若然能成功拆解箇中的秘密,分分中可以反其道而行,將只對害蟲有毒的基因注入在植物裡頭,讓害蟲們偷取後自取滅亡。225Please respect copyright.PENANAgzkxSNecL5
225Please respect copyright.PENANAERySJOblQf
225Please respect copyright.PENANAaBTtSfeQgm
225Please respect copyright.PENANA0UvnszJ225
225Please respect copyright.PENANAwYeI9ubMLb
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。225Please respect copyright.PENANA71qFFiCp3W
225Please respect copyright.PENANAiMdBsaNwws
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/toc225Please respect copyright.PENANAiwPoqvJ3dq
225Please respect copyright.PENANAroxrfp3oEz
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。225Please respect copyright.PENANAB7iVwVPpXH
225Please respect copyright.PENANAlyx3EkanPY
Link:225Please respect copyright.PENANAFbpxxf8jpS
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio225Please respect copyright.PENANAnSGUFDV85M
225Please respect copyright.PENANALu679QTAdn
225Please respect copyright.PENANAcnYCka9JUM
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。225Please respect copyright.PENANAJUN2Squ3je
225Please respect copyright.PENANA2a3mHfTLXR
Ref1:https://www.cell.com/cell/fulltext/S0092-8674(21)00164-1225Please respect copyright.PENANAKuZaxxH3Db
arrow_back
科普專欄–薯不揀單
more_vert
-
info_outline Info
-
toc Table of Contents
-
share Share
-
format_color_text Display Settings
-
exposure_plus_1 Recommend
-
Sponsor
-
report_problem Report
-
account_circle Login
Search stories, writers or societies
Continue ReadingClear All
What Others Are ReadingRefresh
X
Never miss what's happening on Penana!
科普專欄–薯不揀單
Author:
薯仔聞茱莉
ISSUE #210
三十秒科學–害蟲反制植物的防禦機制
LIKES 1
READS 221
BOOKMARKS 148
campaign
Request update 0
Sponsor
Login with Facebook
or Sign up/Login to comment or bookmark!
Click to load the next chapter
X
After each update request, the author will receive a notification!
smartphone100 → Request update
X
Sponsor again
Click to login
Login first to show your name as a sponsor.
Thank you for supporting the story! :)
Please Login first.
×
Write down what you like about the story
×
Reading Theme:
Font Size:
Line Spacing:
Paragraph Spacing:
Load the next issue automatically
Reset to default
×
People Who Like This