HangangaPūtaiao

Hahiraa - Ko i te koiora i te mea? tauira hahiraa

Ź i roto i te koiora - he aha te mea te reira? I roto i ētahi wā, te taupori e noho ana i roto i kaiao ngā taiao piringa taea e ira rerekē i te toenga o te taupori, rawa te wahi i reira ko te momo nui o ngā momo. hahiraa ira - he i roto i te tukanga koiora i roto i nei e rua, neke atu rānei taupori o momo tupuna takitahi whakaemi huringa ira (irakētanga) i roto i te tikanga ki te whakaputa i taea o ora uri. rerekētanga ira i roto i ngā taupori kë kia ngā irakētanga e kore e e pā te tohuāhua, me te hua i roto i ngā rerekētanga morphological me whaiaroaro nui.

hahiraa ira

I te taumata o rāpoi iranga hahiraa i roto i te koiora - he te huringa iranga e puta rite ki te hua o te whakamomonga. Heoi, kairangahau mea e he pea e ko tenei āhuatanga e tika ana ki te nui kotahi-atu me irakētanga tino i roto i te wāhi ira. Ki te i reira taea, e kore i taea te whakawhiti i enei irakētanga ki whakatupuranga heke mai. Nō reira, ko te atu pea he ōrite ahua wehe uri, i te mea te hua o irakētanga iti maha i roto i te kukuwhatanga.

kunenga divergent

E ai ki te ariā o te kukuwhatanga, te hahiraa i roto i te koiora - he he āhuatanga whanaunga i roto i nei enei taupori tīmatanga whakaemi te rerekētanga i roto i te tukanga o te whanaketanga kunenga, a āta riro atu me te ake motuhake. Ana tēnei tukanga te mohiotia ano rite te "rerekētanga" fakamatala'i i roto i "Te Origin o momo" (1859). I mua i Darwin maha rārangi i te rere pokapū o te momo o momo kua whakaahuatia e Alfred Russel Wallace i te 1858 tau. E ai ki te ariā tuku iho o te kukuwhatanga, tavini te hahiraa e rua ngā take matua:

  • āhei te reira i te tinana ki tenei momo ora i roto i te puka whakarerekētia e te whakamahi o niches koiora hou.
  • faarahi tenei kanorau hua te kaha urutau o te whakatupuranga taitamariki ki te momo o noho.

Ko pono hypothetical enei whakapae, mai whakamatau ratou ngā tino uaua, me te tata e taea.

hahiraa rāpoi

He aha te mea i roto i ngā o te koiora rāpoi? Tenei ōwehenga o nucleotides e rerekē i waenganui ia ratou wāhanga DNA rua. Ka taea hoki te rerekē te reira i te ōrau o ngā waikawa amino i waenganui i te polypeptides rua. Ko te wā "hahiraa" whakamahia i roto i tenei horopaki rite reira ko he whakaaro e te rāpoi ngota e rua ko nga uri o tetahi o te rāpoi ngota matua. I roto i te tukanga o te kunenga kitea te te rerekētanga e kore anake, engari ano hoki i te pūruatanga o ngā, pērā i hybridization me whakawhiti whakapae. Na nui atu pinepine puta taua ngā. tikanga rāpoi o ź kunenga o te rauemi ira ngā monoraa i nucleotide, mukunga, kōkuhutanga, tauhono pūira, transposition me te koaro, tāruarua, te faafariuraa, me te whakawhiti ira whakapae. Ko te maha o monoraa i nucleotide ko te mehua ohie, me te whai hua o te tohu o ź i waenganui nga raupapa e rua. I roto i te meka, i reira e maha ngā tikanga e wātea ana ki te whakatau tata i te maha o monoraa i nucleotide, me te hanganga o te rakau phylogenetic e whakaatu te rerekētanga ara i roto i te tukanga o te kukuwhatanga.

orotahi o te pūtahitanga

Hahiraa i roto i te koiora - he he orotahi o pūtahitanga kunenga, i roto i nei rauropi ki riro tupuna Nä rite tika ana ki te kōwhiringa tūturu. Hei tauira, rere a kua tipu manu ki kia rite i roto i te tikanga e whai ratou parirau, a taea rere, ahakoa i tino rerekē ratou tupuna rere. I roto i te meka, enei e rua no ki rerekē momo koiora. Hahiraa i roto i te koiora - he he hui whanaketanga i roto i nei i reira ko rua huru morphological rāpoi ranei i te tupuna noa. Ko tuatahi ōrite ēnei āhuatanga, engari kua riro heterogeneous i te akoranga o te kukuwhatanga. I roto i te take o te ź me waiho he tetahi tohu o te ōrite i waenganui nga āhuatanga e rua ki te pana i te whakaaro e reira ko he tupuna noa. No te pūtahitanga, i runga i te anga ke, i reira kia kia he tetahi dissimilarity, mai i tono etahi āhuatanga i te tupuna tino motuhake. Ko te kupu, e uaua ana ki te tāuta i te rerekētanga i waenganui i te hahiraa me pūtahitanga.

Hahiraa i roto i te koiora pikitia

Kë Evolution (divergentia lat -. Hahiraa) te tikanga ko te hua o te tūringiringi o te momo kotahi i roto i ngā taiao rerekē, me te taratahi. Tauira ngā te whai ake: te nuinga o taata i runga i te ao i nga wahi o runga i roto i te tangata, me makimaki - he ringa i roto i vertebrates - ringaringa o manu - te parirau, i te ika - i te tara, me te pera i runga i. enei okana katoa e whakamahia e kaiao ora i roto i ara maha, engari he ōrite ratou takenga. kia puta te hahiraa i tetahi rōpū o kaiao hāngai ana. Ko te nui te tokomaha o nga rerekētanga, te nui te rerekētanga. A taua tauira i roto i te natura, i reira te mea he momo nui, pērā i te pokiha. Ki te ko tona nohoanga te koraha, a ka tauturu te huruhuru o te kararehe o te tetahi tae ki ke ratou i konihi. ora pokiha Whero i roto i te ngahere, i reira ngā te "koti whero" te ki te tirohanga rohe. I roto i te koraha, hanga te wera reira uaua ki te wera, na te taringa o te pokiha kua tipu ki te rahi nui, kia e whakakahoretia te tinana tangata o te wera i te taikaha. O te faufaa whakatakotoria i roto i tenei take e matua te tikanga taiao rerekē, me te ki urutau ngā whakaritenga, nui atu i ngā rerekētanga ira. Ki te noho ratou i roto i te taiao taua, ko reira pea e kua e whakawhanakehia e ratou i roto i te ara ōrite. whanaketanga divergent - ko reira he haamauraa o te pātata ira.

Te hahiraa i roto i te āhua: tauira

Evolution - te tukanga i nei te huri i kaiao i runga i te wā. Ko te āhuatanga matua ko e ko te tino puhoi tenei katoa ka e mano ranei ara miriona o nga tau. Ź i roto i te koiora - he aha te mea te reira? Whakaaroa, mo te tauira, he huringa i roto i te tinana tangata: ko etahi tiketike, etahi iti, i etahi makawe whero, te atu - mangu, i reira e marama-kiri, pouri-kiri reira. Ka rite ki te tangata ano hoki, i te tahi atu rauropi ora te rota o te rerekētanga i roto i te taupori kotahi.

Hahiraa - he Biology (whakaatu tenei tauira) e hiahiatia ana mo te haaputuputuraa o te panoni oranga ira. Ka taea e koe te hoatu i tētahi tauira i te ora tūturu. I runga i nga moutere o Galapagos reira he maha momo o vini. A, no te tae mai Charles Darwin enei wahi, ka mea ia e he pono rite enei kararehe, ko etahi o nga rerekētanga matua i waenganui i a ratou e te tīariari. Ko te reira i te rahi me te āhua o ratou ngutu. Kua oti o ratou tupuna noa radiation urutau, te kupu whai wāhi ki, te whanaketanga o ngā momo hou. Hei tauira, i runga i te motu, i reira i nui nga purapura, ngutu o te manu i taea e kore e pai ake hāngai ki te kai i tēnei ahua o te kai. I tetahi atu hanganga motu o te ngutu, ki te āwhina i kai ngārara kararehe. I roto i te mutunga, i reira e maha ngā momo hou, me ia he ona ake āhuatanga ahurei.

puta kunenga divergent ina e korero tatou e pā ana ki te momo hou. Ka rite ki te tikanga, he mea e tika ana i roto i te tikanga ki te urutau ki rerekē ngā āhuatanga taiao. Ko te tauira pai, ko te waewae tangata, he tino rerekē i te waewae makimaki i, i roto i te noa'tu o ratou tupuna noa - he pīhopa matua. He momo hou o (i roto i tenei take, te tangata) tipu no te mea i reira i kore Me ki piki rakau. hanga Bipedalism kua te huringa tika i roto i te tāpae ki te whakapai ake te tere, toenga me te kaupapa on o mata o te whenua. Ahakoa he ira rite te tangata me makimaki, kua whakawhanakehia e ratou he momo o ngā āhuatanga tinana e tika ana mō te ora.

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