Kuphatikiza kwa abiogenic kwama organic

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Masiku ano zimawerengedwa kuti ndizosatheka kupanga zamoyo zokha. Koma asayansi amavomereza, ndipo ena amatsutsa kuti m'mbuyomu izi zidachitika ndipo amatchedwa kaphatikizidwe ka zinthu zachilengedwe. Mwanjira ina, zinthu zakuthupi zimatha kupangidwa kunja kwa zinthu zamoyo (kukhala kuchokera kuzinthu zopanda moyo).

Ndondomeko ndondomeko

Kuphatikiza kwa Abiogenic kwa zinthu zakuthupi ndikotheka, koma izi zimafunikira zina. Pakadali pano, zosakanikirana zosagwira kapena zosankhana mitundu zimapangidwa. Zinthu zimakhala ndi ma isom osiyanasiyana ozungulira mofanana.

Lero, kaphatikizidwe ka abiogenic kumachitika m'malaborotale apadera. Zotsatira zake, ma monomers ambiri ofunikira pazamoyo amafufuzidwa. Chimodzi mwazinthu zopangidwa ndi abiogenic synthesis chomwe chili chofunikira kwambiri pazochita za anthu ndi mafuta. Pakusamuka, chinthucho chimadutsa pamiyala yamiyala, kutulutsa chisakanizo cha organic chomwe chimapangidwa ngati utomoni ndi porphyrins.

Ofufuza ambiri, kuti atsimikizire kukhalapo kwa kaphatikizidwe ka abiogenic, adatengera njira yamafuta yopangira utsi wamafuta. Komabe, pofufuza mozama za kafukufuku wamafuta, asayansi apeza kusiyana kwakukulu pakati pakupanga kwa zosakaniza ndi kupanga kwa ma hydrocarbon. Kumapeto kwake, kulibe ma molekyulu ovuta omwe ali ndi zinthu monga mafuta acid, terpenes, styrenes.

M'malo a labotale, kaphatikizidwe ka abiogenic kumachitika pogwiritsa ntchito radiation ya ultraviolet, kutulutsa kwamagetsi kapena kutentha kwambiri.

Magawo kukhazikitsa kwa abiogenic kaphatikizidwe

Asayansi ambiri amanena kuti masiku ano njira ya kaphatikizidwe ka abiogenic ndiyosatheka kunja kwa labotale. Ofufuzawo amakhulupirira kuti izi zidachitika zaka 3.5 biliyoni zapitazo. Kuphatikiza apo, kaphatikizidwe ka zinthu zachilengedwe zidachitika magawo awiri:

  • kutuluka kwa mankhwala otsika olemera am'magulu - pakati pawo panali ma hydrocarboni omwe adachita ndi nthunzi yamadzi, zomwe zidapangitsa kuti pakhale mankhwala monga mowa, ketoni, aldehydes, organic acids; wapakatikati wosintha kukhala monosaccharides, nucleotides, amino acid ndi phosphates;
  • Kukhazikitsidwa kwa kaphatikizidwe ka mankhwala osavuta am'magulu azolemera omwe amatchedwa biopolymers (mapuloteni, lipids, ma nucleic acid, polysaccharides) - zidachitika chifukwa cha zomwe zimachitika polima, zomwe zidatheka chifukwa cha kutentha kwakukulu ndi ma radiation a ionizing.

Kuphatikiza kwa abiogenic kwa zinthu zachilengedwe kwatsimikiziridwa ndi kafukufuku yemwe atsimikizira kuti mankhwala amtunduwu amapezeka mlengalenga.

Amakhulupirira kuti zopangira zachilengedwe (mwachitsanzo, dongo, chitsulo chitsulo, mkuwa, zinc, titaniyamu ndi ma silicon oxides) zinali zofunikira pakukhazikitsa kaphatikizidwe ka abiogenic.

Malingaliro a asayansi amakono pankhani yamoyo wamoyo

Ofufuza ambiri afika poyerekeza kuti chiyambi cha moyo chimayambira kufupi ndi madera akum'mbali mwa nyanja ndi nyanja. M'mphepete mwa nyanja-kumtunda-mlengalenga, zinthu zabwino zidapangidwa kuti zipangidwe zamagulu ovuta.

Zamoyo zonse, ndimachitidwe otseguka omwe amalandila mphamvu kuchokera kunja. Moyo padziko lapansi ndiosatheka popanda mphamvu yapadera. Pakadali pano, kuthekera kwakupezeka kwa zamoyo zatsopano sikokwanira, chifukwa zidatenga zaka mabiliyoni ambiri kuti apange zomwe tili nazo lero. Ngakhale mankhwala atayamba kutuluka, nthawi yomweyo amakhala okosijeni kapena ogwiritsidwa ntchito ndi zamoyo za heterotrophic.

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Onerani kanemayo: Hydrocarbons in Deep Earth? (July 2024).