MapangidweSayansi

Mu ena mapangidwe anthu zamoyo zokhala ndi selo imodzi?

Asayansi akukhulupirira kuti anthu oyamba a dziko lapansi anali zamoyo izi: Archaea ndi mabakiteriya. Ngakhale chiyambi chake wakale, iwo anapeza atangomwalira, ndi chidali chifuniro cha, magnification kuwala kwa zinthu pa maso (A. Leeuwenhoek). Unicellular bakiteriya zikuphatikizapo, motero, ku selo imodzi, mosiyana multicellular. Chotero dongosolo losavuta ali mabakiteriya ambiri, ena bowa ndi ndere. Choncho, gulu - unsystematic, womwenso oimira angapo Mafumu a zinyama.

Prokaryotes ndi eukaryotes

Woyamba alibe bwino anatengedwa mawonekedwe pa phata selo ndi matupi ena, monga nyukiliya envelopu Kakhungu ndi organelles. Ataonekera pa dziko kalelo, akuti ali ndi zaka zoposa biliyoni atatu. Chachiwiri - tisonyeza zimenezo mwa phata ndi protoplasm selo. Malinga ndi ganizo loperekedwa, iwo kale zaka biliyoni zapitazo. Ndi zamoyo zonse kupatula tizilombo archaea - nyukiliya (eukaryotic).

malo unicellular

Oimira ochuluka kuposa zamoyo unicellular - tizilombo archaea. Pa funso kumene amakhala, yankho lake ndi losavuta: kulikonse! Kwambiri tizilombo izi sing'anga (kapena - gawo lapansi) anali oyenera moyo. Ndipo ambiri Chofunika - pamaso chinyezi chokwanira, kupezeka madzi. Mwa njira, ngati mikhalidwe akumane - palibe vuto: zambiri mabakiteriya angathe kupanga spores amene ali mwapadera kukhalapo, "zamzitini." Mu ena mapangidwe anthu mabakiteriya zokhala ndi selo imodzi? M'mlengalenga m'nthaka, mu madzi, mu zinthu zina. Taganizirani tsatanetsatane.

M'nthaka

Ngati ife kulankhula za mapangidwe pagulu anthu zokhala ndi selo imodzi, nthaka iwo ali ndi kuchuluka kwambiri. The manyowa, zimene chernozem ndi dothi zina gawo lapansi yabwino, pali mulingo woyenera ntchito yofunika: zakudya, kuchuluka kwa madzi. Palinso palibe dzuwa, koma yabwino kutentha, amene amalola limodzi tating'ono kutukuka ndi kuchulukana. Ambiri mabakiteriya izi kuchita kusandutsa ntchito zamoyo akufa, kuwonongeka awo ziwaloziwalo constituent - kufufuza zinthu ndi mankhwala. Saprophagous (otchedwa mabakiteriya kuti kudya zotsalira za) ali nawo mapangidwe humus chonde. Komabe, pakati mabakiteriya opindulitsa ndi tizilombo toyambitsa matenda alipo. Mwachitsanzo, wothandizila kafumbata ndi botulism, amene angathe kulowa mu thupi la munthu kuti kuvulala osiyanasiyana khungu.

Mmadzi

Ponena za mapangidwe pagulu anthu mabakiteriya zokhala ndi selo imodzi, osanenapo thambo la madzi amadzazira kwambiri ya m'dziko la dziko lapansi. Apa ndi osambitsidwa dothi makamaka. Choncho, madzi, makamaka ataima, komanso m'nthaka, mwina mamiliyoni mabakiteriya (a magalamu ochepa a madzi). Community uli wangwiro ndi wopanda unicellular njiru. Pakati pawo - ndi wothandizila causative a typhoid, kamwazi, kolera, ndi matenda ena oopsa kwa anthu.

Mu mlengalenga

Apa nthumwi unicellular si ambiri, koma si kokwanira. Amadziwika kuti matenda ambiri opatsirana anasamutsa makamaka ndi m'malovu airborne. Mu mlengalenga, izi unicellular kugwa ndi fumbi ndi yaying'ono-madontho a madzi limatuluka mafunde mpweya. Asayansi apeza kuti mabakiteriya angathe "apeze kumalire" mofananamo malire a m'mlengalenga. Bad ena unicellular ndi kuona vacuo, n'kupanga lifeforms zam'chitini - spores.

Pa khungu ndipo mkati mwathu

mapangidwe wina anthu zamoyo zokhala ndi selo imodzi? Unyinji wa mabakiteriya ndi pa khungu anthu ena a m'madera ake: m'khwapa, crotch, zikopa mucous. Mkati mwa nzika pafupifupi "moyo" za zitatu makilogalamu mabakiteriya moyo kulemera. A gulu lalikulu la asilikali a zamoyo (mawu kachulukidwe - mabiliyoni), zomwe sitingakane. Izi zili choncho makamaka wochezeka anansi, kupanga microflora wa munthu wathanzi. Koma palinso zina toyambitsa zingachititse mavuto aakulu, ndipo akamaziwononga.

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