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Kubalana - zili zamoyo izo ziri? Tanthauzo ndi zitsanzo za kubalana m'chilengedwe

Kubalana - lingaliro ili mu zamoyo, zomwe zimagwiritsa njira monga umuna, magawano, ndi kuchulukitsa mwachindunji, kubereka mtundu wawo. Mfundo imeneyi ntchito kupenta, koma mutu wa nkhani sizikhudza mbali imeneyi.

Kodi kubalana mu zamoyo: tanthauzo

Self-kubalana ndi imodzi mwa mfundo zofunika kwambiri zamoyo. The ndondomeko ya kulenga mtundu wawo amaonetsetsa tipitirizebe kuli mitundu. Kubalana kapena mwendo, zimachitika basi mu nkhani za ulimi wa mbewu za nyama ndi zomera. Ichi ndi chimodzi mwa zinthu zofunika wa zamoyo zonse. Pa mlingo wotsikitsitsa iwo akutchedwa kugawanika mankhwala.

Mu zamoyo unicellular luso la selo kubereka zikutanthauza zikamera wa munthu watsopano. Mu zamoyo multicellular Komabe, zikutanthauza kukula ndi kusinthika. Kubalana kumachitika m'njira zosiyanasiyana, limodzi ndi nawo dongosolo kuipidwa ziwalo ndi ntchito pokha njira m'thupi.

misinkhu kubalana

Kubalana - lingaliro ili mu zamoyo, kutanthauza mwendo ndi kubalana wa mtundu wawo. Kusiyanitsa milingo zotsatirazi:

  • maselo kukopera;
  • maselo;
  • kubalana wa zamoyo.

otsiriza ukhala.

kubereka ndi asexual

Kubalana - ndi mbali yofunika ya zamoyo kuli moyo wonse pa dziko. Mu zamoyo multicellular kusiyanitsa asexual ndi kugonana kubereka njira.

Vegetative kafalitsidwe akhoza kukhala zosiyanasiyana mitundu. Ambiri multicellular zomera m'munsi kubala spores asexual, zimenezi mwina mononuclear kapena polynuclear. Nthawi zambiri, zidutswa lonse la mbali vegetative za thupi kungathandize chamoyo latsopano limene likupezeka mu zomera kwambiri.

Nthawi zambiri, asexual kubalana ikuchitika ndi mizu ndi mphukira. Nthawi zina mbali zina za zomera angathe kubereka yokha, monga impso. Asexual kubalana ndi ambiri nyama zina, kuphatikizapo - mitundu yambiri ya invertebrates (thonje, hydras, mphutsi). Inakhala ataya luso kubereka vegetatively, mawonekedwe awo yekha wa kubalana organismic ndi njira kugonana.

Kubereka ndi kupulumuka kwa Zamphamvu

Kutanthauza kubalana kwachilengedwenso angafotokozedwe potsatira kusankha zamoyo. Kukhala chiphunzitso wake wa Charles Darwin anazindikira kuti kuti kusintha, zamoyo ayenera kukhala osati kubereka komanso zimasintha ena. Choncho, mibadwo bwino koposa chopereka yaikulu pofuna kukwaniritsa mtundu wa ana. Komanso, ukulu wa kusintha ndipo kusinthika majini n'kofunika kwambiri. Iwo sayenera kwambiri kapena pang'ono kwambiri.

Zitsanzo ndi njira kubalana m'chilengedwe

Kodi kubalana mu zamoyo? Zitsanzo za mmene ndi njira achuluka kwambiri. kubereka, imene imakhudza osakaniza majini makolo, ndi njira kupeza latsopano munthu chamoyo. Pa umuna, ndi genomes la umuna ndi dzira kuphatikiza kupanga zygote, amene pambuyo masinthidwe ambiri amakhala wosabadwayo. Mtundu wa kubalana ambiri pafupifupi magulu onse a zinthu multicellular. chidwi kwambiri ndi mfundo zamoyo view, ndi kubereketsa zomera.

Kubalana - ichi ndi chizindikiro cha zamoyo, zomwe ndi chibadidwe zamoyo zonse. Kubalana zipangitsa kupitiriza ndi kupitiriza kwa kayendedwe ka moyo. njira kuswana zambiri, koma pali zikuluzikulu ziwiri. Izi kugonana ndi asexual kubalana. Popeza zamoyo zonse ndi dongosolo ma, ndiye maziko a mitundu yonse ndi njira la kubalana ndi selo magawano.

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