Formation, Sayniska
Waa maxay nooca ah ee horumar iyo in ay tahay in beesha?
Xitaa wakhtiyadii hore qof ayaa laga helay hadhaagii xayawaanka qalaad. lafaha xayawaan qiroweyn Giant, skulls of shabeelka Saber-baxbaxsan iyo mammoths soo jeedisay in dalka ayaa horay Degin by xayawaanka kale oo dhowr ah oo dhirta ka badan kuwa aan maanta dhawraan. In 1575, saynisyahan ka France, Bernard Palissy ahaa alaabada helay fossils, iyaga barbar leh qaab dhismeedka jidhka noolaha oo casri ah. In aan la aqoon la fikirka ah waxa horumar waa, haddana la ogaaday in hadhaagii ma iska leh mid ka mid ah foomamka extant ee arrinta organic. Sidaas darteed, ayuu hadalkiisa ku koobay in noocyada aan ahayn oo aan beddelmi karin.
Darwin ee qarnigii XIX ah, this ifafaale aan la furay, oo isku dayay in uu sharaxo waxa horumar waa iyo sida ay u dhacdo. Its mudnaan been in xaqiiqda ah in uu hore u geliyey iyo cadaato aragtida ah ee doorashada dabiiciga ah. Iyadoo isbedelka cimilada iyo deegaanka, oo waxaa jira waqti ee taariikhda dunida dacaladeeda, waxaa jira dad badan, waxaa jira geedi socod lagu Muwaadiniintu ka itaalka daran, awoodin in ay la qabsadaan xaaladaha beddelo, noocyada, siinta meel noocyo cusub iyo guulaha badan ee nolosha. Geedi socodka evolutionary shaqeeya gudahood noocyada a, marka caleemaha xoog shaqsiga ka dambeeya farcankiisa, iyo taagta daran - dhimanayso, oo ma sii tartanka.
Si kastaba ha ahaatee tani waxay ahayd dood ku fog ka nolol maalmeedka dunida ka mid ah sayniska. Iyadoo aragtiyaha SNMna qarxay warmo, Darwin si cad u sheegay in uu yahay horumar ee dabiiciga ah. Waxa uu cadeeyay in dhammaan nolosha on Earth horumariyo ka fudud si ay u adag, oo waxaa jira wax badan oo ka mid ah laamaha dhintay-dhamaadka, kaas oo u noqday bakhtiyeen, awoodin in ay la qabsadaan xaaladaha taariikhda dhulkeenna beddelo. Tani waxay sababtay buuq ka dhex creationists, kuwaas oo la rumaysan yahay in wax nool oo dhan Ilaah u abuuray in maalmaha abuurniinta dunida, iyo foomka oo aynu arkayno maanta.
horumar ah ee dunida organic si cad u tilmaamay in ay xaqiiqda ah in ninka ka fageeyo weyn by doorashada dabiiciga ah ka soo istaagay. Haddaba, qarnigii XXI ah, mid ka mid ah ma ku Murmi horumar in - waa xaqiiqo dhab ah oo la xaqiijiyey. record lafo The - dhulka layers dhagax weyn - muujinaysaa in lafdhabarka u muuqday in Devon, xamaarato - in Carbone iyo xoolaha - in Triassic ah. Waxaa intaa dheer, hadda in ee duni caalimiga meesha xayawaanka iyo dhirta kiimikaysan guuray meelo kale oo adduunka ah, marka la eego kululaaneysa iyo dhaqdhaqaaqa dhaqaale aadanaha, waxa aan arki karnaa in doorashada dabiiciga ah sii wadaan in ay ku shaqeeyaan.
Horeba yiqiin ah maqaar saar leh taariikhda aadanaha oo abuuraa kalsooni ka mid ah sapiens faaftay noocyada bulsho ahaan sida isbedel evolutionary. Isla markii daahfurtay in Darwin ee sayniska ee cilmiga aragti daalaeday in horumar ah ee bulshada maraa on sharciyada la mid ah, sida duurka. Comte rumeysan yahay in ku soo koobin ugu muhiimsan ee horumarka bulshada waa aqoonta iyo horumarka farsamada. Spencer ayaa sidoo kale arkay horumar ah ee kakanaanta ee dhismayaasha kala duwan ee bulshada, kuwaas oo ciyaaro ah xuquuqda shaqsi aad u muhiim ah. factor A go'aaminta in isbedel bulsho ee aragtida Markis yihiin xiriirka ka wax soo saar leh.
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