SebopehoThuto mahareng le likolo

Heterotrophic - ke tsa 'mele?

Lijo - e le ea mofuta ofe tšebetso e ke eo 'mele o fumana matla a hlokahalang le limatlafatsi tse ngata bakeng sa metabolism seleng, ho lokisa le ho hōla.

Heterotrophs: litšobotsi tse akaretsang

Heterotrophic - tseo tse phelang hore li sebelisa mehloli ea lijo manyolo. Ba ke ke ba etsa metsoako manyolo ho tloha inorganic, joalokaha ho etsoa ka mokhoa oa ho photo- kapa chemosynthesis autotrophs (dimela tala 'me ba bang prokaryotes). Ke ka lebaka leo ho pholoha ha phelang tse hlalositsoeng e itšetlehile ka mosebetsi oa autotrophs.

Re lokela ho hlokomela hore heterotrophs - motho, liphoofolo, li-fungus, le dimela le dikokwanyana hore ha ba khone ho photo- kapa chemosynthesis. E tlameha ho ka boleloa hore ho na le mofuta o itseng ea libaktheria tse sebelisang khanya matla a ho etsa lintho tse ba lona bo phelang. Ho fotogeterotrofy.

Heterotrophs fumana lijo ka litsela tse sa tšoaneng. Empa ba ile ba ba fokotswa ho dithulaganyo mararo a ka sehloohong (tshilo ya dijo, absorption le assimilation), eo ho eona e rarahaneng mehahong ea limolek'hule li khomaretse pete le ananelang lisele le tšebeliso morago ga moo e sa litlhoko tsa ba phelang.

tlhophiso ea heterotrophic

Kaofela ha bona ba arotsoe ka lihlopha tse 2 - bareki le decomposers. Ea bobeli ke kgokahanyo ho qetela ka ketane lijo, e le ka khona ho fetola metsoako ea manyolo ka ntho matsoai. Konsumentami tse phelang tseo tse loketse ho sebelisa metsoako manyolo tse thehoa ka nako ya bophelo ba autotrophs ntle ho sokoloha bona phahameng ka ho fetisisa ho litlhaka kahare matsoai.

Ho phaella moo, ke heterotrophs - ho saprophytes kapa likokoana-hloko. Saprophytes fepa metsoako manyolo tsa lintho tse phelang shoele. Sena se liphoofolo tse ngata, tomoso, hlobo le li-mushroom shlyapkovye, hammoho le libaktheria e lomosa le putrefaction.

Likokoana-hloko fepa ka metsoako manyolo ea lintho tse phelang. Tsena li akarelletsa tse ling protozoa, parasitic liboko, menoang le liboseleise. sehlopha sena e boetse e akarelletsa livaerase, libaktheria, dimela parasitic, heterotrophs (mohlala, mistletoe) le li-mushroom-likokoana-hloko.

Matla a phelang heterotrophic

Ke mofuta wa heterotrophs matla tse sa tšoaneng haholo. Ho joalo, ho na le boetse ho na le phytophage kapa carnivorous mefuta, likokoana-hloko le tse jang tse phelang hore li jang lijo e le bafu dimela likhoele kapa litopo phoofolo, le mefuta tse sebelisoang bakeng sa matla a sona qhibiliha taba manyolo.

Ha re bua ka mefuta e mengata ea phepo e nepahetseng heterotrophic, e lokela ho builoeng foromo holozoic. Joalo seratsoana sa ke ka kakaretso e khethollang oa phoofolo 'me e akarelletsa lintho tse latelang:

  • Hapang lijo le metsa.
  • Tshilo ya dijo. Ho akarelletsa ho bokaholimo ba matsoele tsa hlahisa limolek'hule ka likaroloana tse nyenyane tse e qhala habonolo ka metsing. E a hlokomela hore pele e ntse e feta ho phetha molao feela sila lijo (mohlala, meno), lateloa ke ho pepesehela enzyme itseng tshilong ya dijo (lik'hemik'hale tshilo ya dijo).
  • Fire. Limatlafatsi kapa hang-hang a oela dinama tse nyenyane tse kapa ka mali pele ebe le hona joale ka ho makala lona tse sa tšoaneng.
  • Assimilation (assimilation). Ke ho sebelisa limatlafatsi tse ngata.
  • Excretion - ho tlosa phapanyetsano ea ho qetela le lihlahisoa undigested lijo.

Likokoana-saprotrophs

Joalokaha ho se ho boletsoe, tse phelang hore fepa ka litlhaka kahare bafu manyolo li bitsoa saprophytes. Bakeng sa tshilo ya dijo ba emit enzyme e loketseng le ka nako eo monya ntho ea thehoa ka lebaka la joalo kantle ho sele tshilo ya dijo. Li-mushroom - heterotrophs, e angoa ke ho mofuta saprophytic lijo - e le, ka mohlala, tomoso kapa li-fungus Mucor, Rhizppus. Li fumanoa ka buisanang le setso le secrete enzyme le tšesaane le se makala a mycelium fana mohlomong holim absorption. Ka hona, tsoekere ke tshebetso matšoafo le ho etsa bonnete ba-fungus eneji, le eo e sebediswa bakeng sa liphetoho tshilong ya dijo. Ke lokela ho bolela hore libaktheria tse ngata le tsona saprophytes.

E lokela ho a hlokomela hore metsoako tse ngata tse thehoa ka ho saprophytes maholo, ha ho ikakhela ka setotsoana ka eona. dintho tsena kena tikoloho ebe e ka sebediswa ke limela. Ke ka lebaka leo mosebetsi saprophytic phetha karolo ea bohlokoa ka potoloho ea taba.

Khopolo ea symbiosis

Poleloana e reng "symbiosis" e ile ea kenyelletsoa ke bo-rasaense ba De Bari, ea ileng a ile a hlokomela hore ho na le mokgatlo kapa le kamano e haufi pakeng tsa lintho tse phelang tsa mefuta e fapaneng.

Ho joalo, ho na le heterotrophic libaktheria tse phelang ka pampitšana tshilong ya dijo ea liphoofolo phytophage zhuynyh. Ba kgona ho silehe selulose, e ja. microorganisms tsena e ka pholoha ka tshilo ya dijo anaerobic le khomarelana selulose ho metsoako pete hore liphoofolo moamoheli ka nosi silehe le assimilate. Mohlala o mong oa sena ka bitsoa phelisana semela le maqhutsu motso libaktheria tsa genus Rhizobium.

Haeba re bua le ka phelisana ea lintho e fapaneng, ho ke ke ho hlokahala hore ho sa thoe letho ka ketsahalo ea parasitism. Haeba ho ke ke e 'ngoe ea tsena (parasite) melemo phelisana ena, e mong ka nako e tšoanang - kotsi feela (mong'a). Ho joalo, tabeng ena, le parasite hlahisa ho phaella ho ea lulang, limatlafatsi tse ngata, e seng feela, empa hape o fumana ho mo setšabelo.

Likokoana-hloko tse lulang holim'a ka ntle la moamoheli ea bitsoang ectoparasites (fleas, mites kapa longoa ke likokoana feela). Ba se feela bophelo bo parasitic. The ka hare ke tlama. Di tšoauoa ka hore ho na le parasitic (e leng, ho etsa mohlala, porcine tapeworm, Plasmodium kapa sebete fluke).

Ho ka akaretsang, e ka pheha khang ea hore heterotrophs - ke sehlopha sephara ka ho fetisisa tsa libōpuoa tse phelang, eo e seng feela kopana le mong le e tse ling tse, empa hape a khona ho ama lintho tse ling.

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