FormationSayniska

Faraj noocyada Morphological

In koorsada of dhaqdhaqaaqa aadanaha wax ku ool ah waxaad fartaan Wannaagga fikirka ah foomka. In sharaxaad ka mid ah xayawaanka waa fikrad horay u codsatay Aristotle. Si kastaba ha ahaatee, muddo dheer, qeexidda "noocyada" lama cilmiga la content sayniska iyo waxaa loo isticmaalaa sida muddo macquul ah. unit Status soocidda baarayaa fikradda ayaa helay in koorsada of Taxonomy. Dzhon Rey (naturalist Ingiriisi) horumariyo fikrad ee foomka sida qayb Taxonomy ah. Xaaladdan oo kale, ka saynisyahano saddex sifooyinka muhiimka ah ee cutubkan ayaa loo qoondeeyay. Sidaas, fiiri, sida ay Ray, waa noocyo kala duwan oo ah noolaha, oo waxaa lagu gartaa asal ahaan caadi ah. Cutubkani wuxuu isku daraa nidaamsan sifooyinka morphological iyo nafeedba u la mid ah ee u shaqeeyo. Intaa waxaa dheer, iyadu waa habka is-tarmo ah.

Asal Rey tixgeliyo tilmaanta ugu muhiimsan. Tusaale ahaan, hal nooc oo naturalist aaneeyey dhirta la mid ah in dhalid ka soo abuurka ee noociisa ah u gaar ah.

ballaarinta A weyn ee fikirka ah noocyada, iyo sidoo kale ay sii qotodheeraata dhici shuqulka Linnaeus, kuwaas oo muujisay in noocyada waa unit dhab hoose iyo mid xasiloon oo dabeecadda, ka noocyada kale oo kala duwan. Fikradda waxaa loo isticmaalaa sida ugu weyn ee kala soocidda xoolaha iyo dhirta. Si kastaba ha ahaatee, in aragtida waqtiga loo arkaa natiijo ah oo tallaabo hal abuur leh.

Lamarck dhawaaqey wuxuu qoray booska in ee dabiiciga ah waxaa jira unugyo si joogto ah Qorxeey ee dhirta iyo xayawaanka. Foomamka joogto ah la beddelo, la beddelo, beddesho galay noocyada kale. Marka tan la eego, sida ay Lamarck, midnimada jir nidaamsan oo aan la kala saari karaan cusub. Sayidka, naturalist Faransiiska gabagabeeyey in diidmada xaqiiqada dhabta ah ee noocyada ah, ku dooday in fikradda ah horumarinta.

waxbaridda Darwinian ku salaysan boos kale. bixinta waxaa loo cilmiyeysan taaban. Iyadoo la tixraacayo guuxayay nooc dhabta ah ay sabab u tahay horumarka taariikhiga ah sarkhaansan ee doorashada dabiiciga ah. In baadhitaan dhamaystiran cutubyo nidaamsan waxaa fuliyey sida ay cilmiga Darwinian. Sayidka, daraasadda la sameeyay nooc morphological shuruudaha, iyo sidoo kale tijaabo ah, waxbarasho hidaha ee qaab-dhismeedka iyo jidadka ay formation. Hawlahan ayaa muhiim ah in xaq arrin dadka midnimada nidaamsan sida foomka ugu muhiimsan ee horumarka iyo jiritaanka dunida organic oo dhan ka.

Maanta, waxaa la rumeysan yahay in dhexdhexaad ah organic waxaa ka mid ah noocyo kala duwan oo noocyo nolosha. At ah "noocyada" isla waa arrin caalami ah oo dhan dabiiciga ah. unit nidaamsan loo tixgeliyaa sameeyay weheliyaan isbedelada evolutionary sababa doorashada dabiiciga ah. Sidaas darteed, waa wajiga gaar ah (link) horumarinta noolaha iyo waa qaabka ugu weyn ee jiritaanka nolosha caalamka.

Mid ka mid ah noocyada kala duwan ka kale ee set oo ah astaamaha caadiga ah - shuruudaha. Si wadajir ah, qaababka, kuwaas oo loo sameeyay xaqiiqada unugyada nidaamsan.

Morphological shuruudaha noocyada ku salaysan oo dhan hortooda ku shakhsiyaad ka mid ah noocyada of sifooyin gaar ah dhaxlo. Shaqsiyaadka gudahood unit isku si nidaamsan, in si kale loo dhigo, waxay leeyihiin qaab-dhismeedka gudaha iyo dibadda oo la mid ah. nooca Faraj Morphological waxaa loo arkaa inay calaamad arrin sahlan oo fudud. Waxaa intaa dheer, taas taxonomists sifo horay u codsatay iyo calaamado kale inta lagu guda jiro muddo go'an ahaa aasaasiga ah. Si kastaba ha ahaatee, waxaa la ogaadaa in nooca Faraj morphological waa wax qaraabo. Habkaani waxaa lagama maarmaan ah, laakiin aan ku filan. Nooca morphological imtixaanka ma ogola in la kala saaro unugyada nidaamsan isagoo la mid ah la taaban karo ee qaab-dhismeedka, laakiin ma interbreed kasta oo kale. Tusaale ahaan, nidaamka unit-labanlaabantay. Sayidka, magaca "anopheles" waxaa ka mid ah oo ku saabsan shan iyo toban nooc oo waa indistinguishable muuqaalka, laakiin hore loo arkaa a noocyada hal. Waxaa la ogaaday in qiyaastii 5% ka mid ah cutubyada oo dhan waa dhigooda nidaamsan. Sidaas darteed, noocyada shuruudaha morphologic laga yaabaa in aanay tilmaan kaliya ee kala duwan.

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