SamuwarKimiyya

Man: systematics da salient siffofin a cikin tsarin da jiki

A musamman wuri mutumin bautarka a cikin tsarin da kwayoyin duniya. A systematics wannan nau'in na da halaye. su suna da alaka da Bio-zamantakewa Dalili na Homo sapiens.

Man: systematics

A daya hannun, mutumin shi ne batun namun dajin, da wakili na Mulkin Animals. A gefe - shi ne mai zaman jama'a da mutum wanda yake zaune bisa ga dokokin na al'umma da kuma tsananin ɗã'a ga su. Saboda haka, kimiyyar zamani na mutum taxonomy da peculiarities na ta asalin matsayin nazarin halittu da kuma zamantakewa matsayi.

Systematics mutum: tebur

Wakilai daga halittun, wanda ya kasance a cikin zamani mutum, da yawan irin wannan tsarin fasali. Wannan shi ne shaidar kasancewar na magabata da janar hanyar juyin halitta.

taxonomic naúrar Kamance da halayyar siffofin
irin Chordates Samuwar tayi ci gaba a farkon matakai na na tsarin jijiya tube da kuma notochord
vertabrate subtype

Formation na ciki kwarangwal, kafuwar na wanda shi ne kashin bayan

aji Dabbobi masu shayarwa Ciyar da 'yan maruƙa madara, da gaban da diaphragm, bambancin hakora, na huhu numfasawa, dumin jiki, pre-Natal ci gaba
kungiyar na mannyan birai Biyar-fingered wata gabar jiki, da 'yan adawa na thumb sauran, ainihi daga 90% na genes na chimpanzee
hominid iyali kwakwalwa ci gaba, da ikon tafiya a mike
Rod Man A gaban da arched kafa, free kuma da kyau-ɓullo da babba reshe, gaban masu lankwasa da kashin baya, m magana
View Homo sapiens Hankali da kuma m tunani

irin Chordates

Kamar yadda ka gani, mutum wuri a cikin taxonomy aka fayyace haka. Heterotrophic irin abinci, iyaka girma, da ikon rayayye ayyana da motsi na da na ga dabba mulkin. Amma a kan ƙayyadaddu na tayi ci gaban mutum ne da wakili na da irin Chordates. Wannan naúrar ma ya hada da na din-din-din azuzuwan fitar kasusuwan jikinsu da kuma cartilaginous kifi, da abubuwa masu rarrafe, halittar dabba mai kafafuwa da kuma tsuntsaye.

Kamar yadda irin wannan daban-daban kwayoyin iya zama da irin? Duk da al'amarin a cikin su da amfrayo ci gaba. A farkon matakai da suka sa axial igiyar - tsirkiya. Sama da shi, ya kafa na tsarin jijiya tube. Kuma karkashin tsirkiya - hanjinsu ta bututu. A makogwaro ne gill slits. Tare da ci gaban wadannan rudimentary Tsarin cikin mutane sha jerin metamorphoses.

Na tsirkiya tasowa da kashin baya daga na tsarin jijiya tube - kwakwalwa da kuma laka. Hanji yakan mallaki wani ta hanyar tsarin. Gill slits makogwaro overgrow, haddasa wani mutum motsa zuwa huhu numfasawa.

klasss Dabbobi masu shayarwa

A hankula wakilin aji na dabbobi masu shayarwa ne mutum. Systematics da dangantaka da shi zuwa ga wannan taxon ba da damar, amma da dama da halayyar fasali. Kamar dukan wakilin dabbobi masu shayarwa, daya nas su matasa tare da madara. Wannan muhimmanci da sinadarin gina jiki da aka samar a cikin na musamman gland.

Homo sapiens Systematics da dangantaka da shi zuwa ga wani rukuni na placental dabbobi masu shayarwa. A lokacin fetal ci gaba da jiki haɗu da mahaifiyarsa da kuma ba a haifa ba. A cikin mahaifa na lauye jini, ta wucin gadi dangane da aka kafa tsakanin su. A sakamakon wannan aikin ne da aiwatar da kai da kuma m ayyuka.

mutum kamance da sauran wakilan dabbobi masu shayarwa ne ma a cikin peculiarities na tsarin sashin jiki da kuma tsarin da ya kwarara daga physiological tafiyar matakai. Wadannan sun hada da enzymatic narkewa. Ta ilimin aiki abubuwa suna secreted da hanta, salivary gland shine yake, kuma pancreas. A na kowa alama ne gaban bambanta hakora: incisors, canines, ƙanana da manyan 'yan asalin.

A gaban biyu hudu gidajen zuciya da kuma wurare dabam dabam ya sa dumin jiki adam. Wannan yana nufin cewa jikinsa da zazzabi ba ya dogara ne a kan wannan siga a cikin yanayi.

View Homo sapiens

Bisa ga ya fi na kowa jarrabawa, da mutane da kuma wasu iri na zamani birai da magabata. Akwai da dama daga shaida. Hominid iyali ne halin da wani muhimmanci alama - tafiya da kafa biyu. Wannan yanayin, ba shakka, an hade tare da canje-canje a salon, wanda ya kai ga saki da forelimbs da kuma ci gaban da hannunka a matsayin aiki jiki.

A tsari na zama wani zamani irin da ya faru a dama, saukarwa: tsoho, tsoho da kuma farkon zamani mutane. Wadannan manzilõli, ba su maye gurbin juna, da kuma a wasu lokuta zamani da gasa da juna.

A mafi tsufa, ko na biri, iya da kansa ga yin kayan aikin fita daga duwatsu yi wuta, ya rayu a cikin primary mataki. Ancient ko kwatanta magana da gestures da rudimentary m magana. Su kayan aikin su ma wani kashi. Modern mutane, ko cro-Magnons, gina nasu gidajensu ko ya zauna a kogwanni. Sun sanya tufafi daga dabba konkoma karãtunsa fãtun, san kumar kasko, dabbabiobin gida, horar da shuke-shuke.

The mutum wanda systematics ƙaddara da wani hade da Anatomy, Physiology da kuma halayya martani, sakamakon wani dogon tsarin juyin halitta.

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