Video: Dab tsi yog keeb kwm ntawm kev faib tawm?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Niaj hnub nimno taxonomic system yog tsim los ntawm Swedish botanist Carolus Linnaeus (1707-1778). Nws siv cov yam ntxwv ntawm lub cev yooj yim ntawm cov kab mob los txheeb xyuas thiab sib txawv ntawm cov tsiaj sib txawv thiab yog raws li cov noob caj noob ces. Linnaeus tau tsim ib lub hierarchy ntawm pawg rau taxonomy.
Tsis tas li ntawd, leej twg nrhiav tau kev faib tawm?
Carl von Linnaeus
Ib yam li ntawd, thawj qhov kev faib tawm yog dab tsi? Thaum ntxov Classification Systems Ib tug ntawm ua ntej paub tshuab rau kev faib cov kab mob yog tsim los ntawm Aristotle. Aristotle yog Greek philosopher uas nyob ntau tshaj 2,000 xyoo dhau los. Nws tsim ib kev faib system hu ua "Great Chain of Being" (Saib daim duab hauv qab no).
Yog li ntawd, dab tsi yog keeb kwm ntawm kev faib tsiaj?
Cov keeb kwm ntawm tsiaj cais system tuaj yeem taug qab rov qab mus rau xyoo pua 18th. Carl Linnaeus, Swedish botanist, tsim taxonomy, kev tshawb fawb ntawm kev txheeb xyuas, faib, thiab npe tag nrho cov kab mob.
Kev faib tawm yog dab tsi?
A kev faib tawm yog ib tug faib los yog qeb nyob rau hauv ib tug system uas faib tej yam rau hauv pawg los yog hom. Tsoom fwv siv a kev faib tawm system uas muaj xws li haiv neeg thiab haiv neeg.
Pom zoo:
Dab tsi yog thawj txoj kev xav tau los piav qhia txog keeb kwm ntawm lub hnub ci los ntawm Rene Descartes hauv 1644?
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Dab tsi yog keeb kwm kev loj hlob ntawm atom?
Nyob ib ncig ntawm 450 BC, Greek philosopher Democritus tau qhia lub tswv yim ntawm lub atom. Txawm li cas los xij, lub tswv yim tseem ceeb tsis nco qab rau ntau tshaj 2000 xyoo. Xyoo 1800, John Dalton rov qhia txog lub atom. Nws muab pov thawj rau atoms thiab tsim atomic txoj kev xav
Lub sij hawm twg zoo tshaj plaws qhia txog keeb kwm ntawm kev loj hlob ntawm tes txoj kev xav?
Ntau tus kws tshawb fawb tau pab txhawb txoj kev loj hlob ntawm tes txoj kev xav tau hais hauv qab no raws li lub sijhawm: 1590: Hans thiab Zacharias Janssen tau tsim thawj lub tshuab tsom iav. 1665: Robert Hooke pom thawj lub cell (cork cell). 1668: Francesco Redi tsis pom zoo rau txoj kev xav ntawm tiam neeg
Dab tsi yog qhov kev xav ntawm endosymbiosis sim piav qhia txog keeb kwm ntawm lub neej?
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Dab tsi yog qhov txawv ntawm keeb kwm ntawm lub neej thiab lub neej voj voog?
Lub neej keeb kwm yog kev tshawb fawb txog kev xeeb tub cov tswv yim thiab cov yam ntxwv. Piv txwv ntawm lub neej keeb kwm zoo muaj xws li hnub nyoog ntawm thawj kev yug me nyuam, lifespan, thiab tus naj npawb vs loj ntawm cov xeeb ntxwv. Lub neej voj voog ntawm hom yog tag nrho ntawm cov theem thiab tsim cov kab mob mus dhau nws txoj sia