TsimScience

Yuav ua li cas yog ib tug symbiosis ntawm kev tshawb xav thiab classical piv txwv

Txhua tug neeg laus nco los ntawm lub tsev kawm ntawv hoob biology kawm, hais tias xws li ib tug symbiosis. Los yog tsawg kawg yog hnov ntawm cov lo lus. Txawm li cas los, tsis yog txhua tus paub hais tias feem ntau cov piv txwv ntawm symbiosis yog ib tug ob peb tus neeg - lactic acid cov kab mob. Nyob rau hauv qhov tseeb, lub symbiosis - yog ib daim ntawv ntawm kev sib raug ntawm ob tug muaj sia nyob uas muaj ntau genotypes thiab proiskhozhdzhenie nyob rau hauv uas lawv co nyob ua ib ke raws li ib tug tib system. Tab sis tsis txhob xav yuam kev nrog ib tug symbiosis ntawm cab, raws li feem ntau tshwm sim.

Nyob rau hauv cov xwm, muaj cov nram qab no ntawm symbiosis: lub aforementioned cab (hom kev sib raug zoo uas yog pab tau rau ib tug khub, thiab ua phem ua qias rau lwm), mutualism (nrog pab kev sib raug zoo) commensalism (kev sib raug zoo kev pab rau ib tug khub thiab tsis muaj ab tsi mus rau lwm yam), thiab amensalizm (kev sib raug zoo uas muaj teeb meem rau ib sab thiab tsis muaj ab tsi rau lub thib ob). Ntxiv mus, nyob rau hauv niaj hnub science feem ntau distinguished symbiogenesis los yog endosymbiosis uas nruab nrab yog intracellular symbiosis, ib tug nyob rau lwm sia hlwb. Kab mob yog nyob rau hauv ib tug symbiotic kev sib raug zoo, hu ua symbionts.

Nyob rau hauv thiaj li yuav to taub li cas yog symbiosis, nws yog thawj tsim nyog los xav txog qhov ntxov tshaj plaws ntawm nws lub cev, namely symbiogenesis. Zaum tau muaj pov thawj hais tias cov cellular organelle mitochondria thiab plastids tau yav tas los cais ancient kab mob: lub mitochondria twb prokaryotic kab mob thiab plastids - autotrophic kab mob uas tau tswm hauv lub nyuaj eukaryotic hlwb. Chiv nws yog ib tug peculiar symbiosis ntawm mutualism hom, xws li ob tog pab kev sib raug zoo. Ces, cov kab mob yog merged yog li ntawd lub steel unitary qauv, uas nws thiaj li daig txhob.

Los ntawm lub ntsiab cai tib yam nyob rau hauv kev tsim kho thiab tag nrho cov lwm yam symbiotic kev sib raug zoo. Qhov yooj yim txoj kev uas yuav xav txog tej yam hais tias xws li ib tug symbiosis, lub classic piv txwv ntawm Lichens. Qhov no hom ntawm kev sib raug zoo yuav tsum tau saib raws li mutualism, raws li cov pwm lijchoj los ntawm cyanobacteria as-ham tsim los ntawm lub caij nyoog kawg, thiab, nyob rau hauv lem, tsim ib tug kab mob paaj ib puag ncig tej yam kev mob, tiv thaiv los ntawm qhuav, ultraviolet tawg thiab lwm yam ib puag ncig yam tseem ceeb, thiab tseem yuav ua tau lub hav zoov ntawm ib tug substrate muaj ib tug acidic pH cov tshuaj tiv thaiv.

Cab - raws li ib yam ntawm cov symbiosis. Ib tug classic piv txwv ntawm nws pom tau hais tias yuav tag nrho eukaryotic kab kab mob, xws li fungi. Nyob rau hauv cov respects tus kab mob nyob rau hauv tus tswv tsev lub cev, noj nws cov kev pab. Paub qhov txawv obligate (DC) thiab yeem (periodic) cab. Cov thawj pab pawg neeg no muaj xws li kab mob, mus rau lub thib ob - ntshauv, cua nab thiab lwm tus neeg.

Ib qho piv txwv ntawm mutualism yog ib khub ntawm lub saum toj no-hais txiv neej-plab hnyuv microflora.

Raws li ib feem ntawm commensalism kom paub qhov txawv ntau subtypes: zoochory (faib rau ntawm qhov chaw ntawm cov nroj tsuag uas yuav pab tau rau tu tub tu kiv, siv cov tsiaj) - yog noog noj cov noob los sis nqa lawv nyob rau lawv ob txhais ceg), sinoykiya (siv ib tug kab mob tsev ntawm lwm yam uas tsis tau ua tus thawj, piv txwv li, ntses, ntses nteg qe nyob rau hauv lub zoo li ntawm Molluscs). Tsis yuav tsis meej pem nrog Inquiline - siv ib tug tswv tsev lub tsev uas muaj kev puas tsuaj rau lub caij nyoog kawg no, piv txwv li, cov kab, kab otklydyvayuschie nyob rau hauv mollusk zoo li los yog Gauls, thaum rhuav tseg party.

Feem ntau cov piv txwv yog lub kev sib raug zoo amensalizma ntoo thiab ntxhuab, uas hlob hauv qab. Moss yog muaj cov tsis zoo zoo ntawm xws symbiosis (tsis muaj lub teeb, as-ham, dej, lwm yam), Thiab tsob ntoo zov.

Yog li, nrog rau cov kev pab los ntawm kuj yooj yim thiab tawm qauv uas yuav piav qhia li cas yog symbiosis, thiab tsis yuav tsis meej pem nrog commensalism mutualism thiab cab.

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