FormationSayniska

Cilmiga ah ee horumar. Its horumarinta ka jeer ka horreeyey soo gudbinaynaa

Aragtida of horumar - wadarta dhammaan fikradaha ku saabsan sharciyada, farsamo ee isbeddellada ka dhacaya ee dabiiciga ah organic. Sida laga soo xigtay isaga si, oo dhan ka jira wakhtigan la joogo, noocyada of noolaha soo degay ka "qaraabo" fog by waarta isbedel. Waxaa la falanqeeyo jidka taas oo ay jirto horumar ah noolaha shaqsi (ontogeny), baarayaa horumarinta kooxaha ishaysata ee noolaha (phylogeny) iyo la qabsashada.

Aragti Evolutionary xidido ku leeyahay ay Qarniyadii hore, halkaas oo naturalists, faylosuufiinta ee qadiimiga ah Greece iyo Rome (Aristotle, Democritus, Anaxagoras ...) muujiyay fikrado ku saabsan horumarinta iyo isbedelka of noolaha. Si kastaba ha ahaatee, gunaanad ka mid ah ayaa aan ku salaysan cilmi iyo aqoon u lahaa dabeecadda Gaarna alala. In qarniyadii dhexe ee horumarinta cilmiga oo intaasu waxay ahayd fadhiya. Tani waxa ay ahayd sabab u Lagaga ee uu aamino diinta iyo scholasticism. Sidaas darteed, dunida Christian muddo dheer la ii keentay aragtida creationist. Iyadoo ay taasi jirto, culimada qaar ayaa muujiyey sida ay opinion ku saabsan jiritaanka wuxuush, sida ku cad natiijada ahaayeen fossils.

In geeddi-socodka ah ee raasamaal ee xaqiiqooyinka qarnigii 18aad, isbedel cusub - transformism taas oo aan bartay tirayn ee noocyada. Wakiilada of waxbarista waxay ahaayeen culimada sida J. Byuffoni, E. Darwin, E. Geoffroy Saint-Ilervo. Ay aragti evolutionary caddayn lahaa laba xaqiiqooyinka: jiritaanka qaabab KMG ah ee la mid ah interspecific dhismeedka xoolaha iyo dhirta ku jira group la mid ah. Si kastaba ha ahaatee, mid ka mid ahaa tirooyinka kuwaas oo aan ka hadlay sababaha isbedelka.

Waxa ay ahayd oo keliya in 1809 waxaa jiray cilmiga ah evolutionary of Lamarck, kaas oo ahaa Waxaa ka muuqata buugga "Philosophy ee cilmi barasho xayawaan". Halkan su'aasha ah sababaha keena isbedel ku noocyada markii ugu horaysay la kiciyey. Waxa uu rumeysan yahay in sababta oo ah deegaanka beddelo iyo naftaada beddelo nooc. Waxaa intaa dheer, waxa uu soo galay wayn Fadilid, i.e. gudbaan ka hooseeya in ay ka sareeya. horumarinta Tani evolutionary sida Lamarck, asalka ah ee ku nool oo dhan, iyo waxay ka timaadaa jecel yihiin oo kaamil ah.

U fiirsasho dunida dabiiciga ah ayaa waxay isagii hor geeyeen laba qodobada ugu muhiimsan ee taas oo ka muuqda sharciga "neuprazhneniya -. Jimicsi" Sida laga soo xigtay in ay, jidhadhkooda waxaa lagu sameeyay sida loo isticmaalo, ka dibna socday "dhaxal guryaha wanaagsan", i.e., calaamado wanaagsan dhaxasheen ab ka ab mustaqbalka, ama horumarka ka socda, ama ay baaba'aan. Si kastaba ha ahaatee, shaqo Lamarck ee aan la Mahadiyay ee dunida sayniska, aan weli la daabacay buug Darwin ee "On the Asalkii Species." Marka la eego in dood iyada ay guushu ku horumar ka dhigteen aad loo jecel yahay. Si kastaba ha ahaatee, cilmiga ahaa taageere u ahaa heritability ee sifooyinka helay. Si kastaba ha ahaatee, waxaa jira khilaaf jiray si dhab ah in labada qeyb ka nooleenta ee Lamarckism Lamarckism.

Just waqti badan, bayoolajiga cilmi keentay in waxa u muuqatay aragti ah isku dardaro ee horumar. (IYADA). Waxay leedahay ma taariikh cad oo ka soo jeedo iyo qoraa oo waa shuqulkii guud ee saynisyahano. In kasta oo xaqiiqda ah in qorayaashu waxay leeyihiin wax badan oo kala duwan oo opinion, qaar ka mid ah qodobada ma aha in shaki: unit hoose ee horumar ka wakiil yahay dadka deegaanka, waxyaabaha loogu talagalay horumarinta evolutionary waa recombination iyo isbedel tirayn; sababta ugu weyn ee horumarka ah ee qalabka waa doorashada dabiiciga ah; calaamadaha dhexdhexaad ah loo sameeyay ay sabab u tahay , miyigii oo hidaha iyo qaar ka mid ah qodobada kale.

Currently, tiro badan oo ah cilmibaadhe isticmaalaan ereyga "Aragti evolutionary casriga ah." Waxa aanu u baahan tahay fikradda ah ee horumar iyo waqti isku mid ah ay guusha ugu weyn waa in taas oo kale ah isbeddel saltatsionnye la tartiib tartiib ah.

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