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Gipoteza fioletovoyi Zemli abo gipoteza purpurovoyi Zemli ce astrobiologichna gipoteza pro te sho formi zhittya na rannij Zemli mali cikli osnovani na retinaldegidi a ne hlorofili i takim chinom Zemlya skorishe za vse viglyadala fioletovoyu a ne zelenoyu Prikladom takogo organizmu sho zberigsya sogodni ye fotosintetichni mikrobi sho nazivayutsya galobakteriyami 1 2 3 Dvi problemi pov yazani iz ciyeyu gipotezoyu polyagayut v metabolizmi galobakterij Hocha ce ye pravdoyu sho galobakteriya mozhe zdijsnyuvati fotosintez anaerobnim chinom ale yim neobhidnij dlya cogo arginin Oskilki ce skladna aminokislota agrinin skorishe za vse ne buv dostupnim v neobhidnij kilkosti Po druge retinaldegid sho ye v skladi fotosintezuyuchih fioletovih membran potrebuye kisnyu dlya jogo sintezu Oksigen utvoryuyetsya zavdyaki fotosintezu zasnovanomu na hlorofili tomu galobakteriyi ne mozhut buti jogo poperednikami Div takozh red Efekt chervonogo krayuPrimitki red LiveScience com Early Earth Was Purple Study Suggests Arhivovano 1 sichnya 2011 u Wayback Machine Accessed May 9 2007 Sparks William B DasSarma S Reid I N Evolutionary Competition Between Primitive Photosynthetic Systems Existence of an early purple Earth Bulletin of the American Astronomical Society Vol 38 p 901 Arhiv originalu za 20 zhovtnya 2019 Procitovano 30 listopada 2017 Lozier R H Bogomolni R A Stoeckenius W September 1975 Bacteriorhodopsin a light driven proton pump in Halobacterium Halobium Biophysical Journal 15 9 955 962 doi 10 1016 S0006 3495 75 85875 9 Procitovano 1 listopada 2017 Posilannya red Colorful Worlds Plants on Other Planets Might Not Be Green Arhivovano 15 lipnya 2010 u Wayback Machine 1 Arhivovano 20 zhovtnya 2019 u Wayback Machine 2007 AAS AAPT Joint Meeting American Astronomical Society Meeting 209 06 05 Bulletin of the American Astronomical Society Vol 38 p 901 2 nedostupne posilannya z kvitnya 2019 BR Green E Gantt J Phycol 2000 interscience wiley com 3 Arhivovano 2 lyutogo 2021 u Wayback Machine Softpedia article 4 Fox News article Otrimano z https uk wikipedia org w index php title Gipoteza fioletovoyi Zemli amp oldid 37411518