Hoton - Summitpost.org
Abinism cuta ce ta kwayar halitta da ke iya bayyana kanta a cikin dabbobi har ma da shuke-shuke. Kamar yadda yadace zabiya dole ne ya dauki matakan kare kansa, dan tsirrai dole suyi haka amma ... a yanayinsa abubuwa sun fi rikitarwa.
Kamar yadda muka sani, rami mara kyau shine rashin launuka. Lokacin da wannan ya faru da nau'in tsire-tsire, rayuwarsa tana cikin haɗari mai haɗari, tunda launin abin da ya rasa shine chlorophyll kuma ba tare da shi ba ba zai iya ɗaukar hoto ba, sabili da haka, ciyar ko girma. Amma, Ta yaya zabiya ke shafar tsirrai daidai?
Menene zabiya?
Abyss din shine cututtukan kwayoyin halitta wanda ya bayyana sakamakon rashin rashi a cikin kira na tyrosinases, waxanda sune enzymes da ke da alhakin samuwar melanin a cikin melanocytes, waxanda suke da alakan launuka. Zai iya bayyana a cikin kowane mai rai, ya kasance na shuka ne ko na dabba (gami da mutane), kuma hakan na iya faruwa ma, alal misali, wani tsiro yana da kwayar halittar albin da baya bayyana kanta a ciki amma yana yin wasu daga zuriyar.
Shin tsiron zabiya zai iya rayuwa?
Abin takaici ba yawa. Rashin chlorophyll, sun kasa canza makamashin rana zuwa abinci, don haka ake rubuta makomarsu da zaran sun yi ƙwaya. Yawanci baya rayuwa sama da fewan kwanaki ko makonni. Amma… akwai banda: albino sequoia. Kwanciya ce wacce ba kamar 'yan uwanta mata ba, fari tas. Ba zai iya kaiwa mita 100 ba, amma ya kai 20.
An ce da dare yana haskakawa sosai a cikin hasken wata, wanda ya ba shi sunan fatalwa sequoia. Abu mai ban mamaki game da duk wannan shine an samo samfuran da suka wuce ƙarni na rayuwa. Ta yaya zai yiwu?
A bayyane yake, suna ninkawa ta hanyar juzu'i - mai tushe. Sabbin mutane sun tsiro daga garesu suna ciyar da tushen da rayuwa ta basu, nuna hali ta wannan hanyar kamar parasites na magabata.
Idan kuna son zuwa ganin su, dole ne ku tafi inda akwai babban taro: Henry Cowell State Park, California, ko kuma kalli wannan bidiyon:
Shin kun san labarin abyss a cikin tsire-tsire?