Samuwar, Kimiyya
Halittu tsarin: jigon da ra'ayi da kuma babban halaye
Halittu tsarin - wani tarin abubuwa da cewa suna da nasaba da dogara da juna, forming guda naúrar, yi takamaiman ayyuka, kazalika da azama tare da yanayi ko wasu aka gyara da kuma tsarin.
Dole ne in ce cewa kowane nazarin halittu tsarin, duk da daban-daban bijiro da batun kafa abubuwa, halin da wadannan siffofin:
- ya yi aikin m aiki.
- shi ne halin da wasu mutunci.
- Ya kunshi raba subsystems.
- wanda aka daidaita, wanda shi ne daidai canje-canje a mayar da martani ga daban-daban muhalli exposures.
- Bugu da kari, nazarin halittu tsarin ne halin da zumunta zaman lafiya da kuma ikon ci gaba, da ci gaba da farfadowa daga lalace aka gyara kazalika da cikakken ko m sabuntawa da kuma gyara kanta.
A ra'ayi na daban-daban matakan da kungiyar na rai al'amari ya zama tartsatsi a cikin tsakiyar karni na 20th. Ya unshi bambantawa dukkan rayuwa a duniya cikin raba mai hankali da kuma juna tsarin kungiyoyin.
Ya kamata a lura cewa da nazarin halittu tsarin halin da matsayi manufa - daban-daban matakan kungiyar samar da wata takamaiman dala, a cikinsa domin kowane tsarin matakin ne gaba, amma a mafi girma ga daraja,. Haka kuma, duk da matakan da kungiyar mu'amala da kuma tasiri juna.
Tun zamanin da, suka fara samar da nazarin halittu systematics - wani horo wanda shi ne burin raya wasu ka'idojin ga rarrabuwa na duk rayayyun kwayoyin halitta da cewa za a iya amfani da a yi na nazarin halittu tsarin.
A sabon ra'ayi ne da kalmar "superkingdom" ko nazarin halittu yankin. Shi kowane nazarin halittu tsarin ne classified kuma a kan superkingdom eukaryotes, kwayoyin da archaea.
Ya kamata a lura cewa da nazarin halittu tsarin yana da wani fasalin: rayayyun kwayoyin halitta ba kawai a tsakãninsu amma kuma tare da kiyaye muhalli, sakamakon shi a general musayar makamashi, kome da bayanai. Rayuwa ba tare da wannan hulda ne da ba zai yiwu.
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