Thaepa Coelenterates: baemeli ba. Ka sehloohong mehaho litšobotsi tsa baemeli ba coelenterates

Kajeno re khethollang ena sehlopha ea liphoofolo, e le coelenterates ena. Baemeli ba, libōpeho mehaho, phepo e nepahetseng, ho ikatisa le motsamao oa liphoofolo tsena - sena sohle seo u tla ithuta ka ho bala sehlooho se reng. Tshwanang ho Anemones lipalesa leoatle, eaba ba etsa majoe a e khōlō tlas'a likorale metsing le sebeletsang pepeneneng umbellate sesang ba har'a baahi motle ka ho fetisisa ea leoatle. Ha ho tsotellehe hore na e fapaneng le e mong le tse ling tse, liphoofolo tsena, ba tsohle - coelenterates. Baemeli ba sehlopha sena ba bangata. Ho na le ho feta 9000 mefuta ea lintho tse phelang metsing ahileng metsi haholo-holo a sa tebang.

Seo kopanyang coelenterates

Feature e lumellang u ho bua ka likorale, sesang 'me metsi a hloekileng hydra coelenterates ho - ke ho ba teng ha kakaretso tshilong ya dijo (gastric) cavity e bohareng ba' mele. tsena 'mele liphoofolo tse thehoa ka ho dikarolo concentric tsa lihlopha seleng eo etsa lisele khale oo lisele tse sebetsa lohellana ka likarolo tse ling tsa ka kakaretso, ho ena le boemo ba leholimo ba ikemetseng ba masihla seleng ea ka, e le ile a re ka seponche. Coelenterates - baemeli ba lefatšeng a liphoofolo, ea ileng a qala fihletse boemo ba joalo ea mokhatlo o hlophisitsoeng ka lere ho iphetola ha lintho, 'me kaofela ba ile ba ba le ho tšoana ho ka sebopeho le lefelo la dinama tse nyenyane tse ka.

Likolone le lintho le mong

Leoatle Anemones, Anemones leoatle kapa - phoofolo le 'ngoe' me semela tšoanang le Obelia (tšoantšetsoang ka hodimo) e bopa kolone ea batho ba makholo a 'maloa, polyps. Tabeng ea moo bolele bo e monyang tse fapaneng le e mong le tse ling tse, ba bua ka likolone polymorphic. Ba bang ba ea bokolone metsing coelenterates - baemeli ba re thahasella mofuta oo ho na le polyps le batho ka bomong lijo, ts'ireletso le ho ikatisa, 'me ka linako tse ling tsa phalliso le.

Ho joalo, re tla bokhutšoanyane hlalosa liphoofolo tsena. Hona joale hore u na le ba bang ba khopolo ea ho bona, re sisinya hore ba nahane ka litšobotsi tsa sehlooho tsa baemeli Coelenterata mofuta sebopeho.

Sebōpeho sa coelenterates

Molomo, pota-potiloe ke tentacles whisk ho beha lisele tse hlabang, e qala ka ho toba ka cavity tshilong ya dijo. Leboteng 'mele khetholla lera ka ntle, kapa ectoderm, thōko ho tswa ho ka hare (endodermal) mokato gelatinous - mesoglea. Ka ikatisa ke budding kapa ka ho kopanela liphate e be baemeli coelenterates. Le mehlala ea litso tseo ka bobeli re ntse re le teng ha ho bua ho eketsehileng ka ho ikatisa. Peō ea botona le mahe a ba thehoa tse fapaneng le e motona le makala a ho kopanela liphate e motšehali.

Sehlopha sa baemeli ba ke Coelenterata nematotsity. Ho sebetsa la tšitiso le tshireletso ka liphoofolo tsena. Ba bang ba bona ba hlahiswa ka lehlatsipa paralyzing chefo, ba bang secrete ntho theipi, ba bang lahlela entangle khoele. Ka lehlakoreng le leng la sele ho moriri nahanela, sebetsang sebakeng sa hae e le e thunye ka. Ha ama phoofolo a tsamaea ka sekepe nakong e fetileng le eena, nematotsit letlobo. a betsa mochine ha hlakile ka ho feletseng, empa o ne a lumela hore e amanang le keketseho e bohale khatello mokelikeli ka komiki ena. E mong le e nematotsit a betsa hang feela, ka nako eo tse lahliloeng.

sethaleng ntshetsopele

Potoloho ea ntshetsopele ya coelenterates tse ngata ka bona mekhahlelo e 'meli ka ho khethollehileng fapaneng: free- (medusoid) mohato ho fallela le mohato oa attaching sa luleng le ho hōla. Sena se bolela hore mefuta e meng e ka ba lule ho dikarolo bobeli tlase, le botenya ba leoatle. Empa ba busitse ka 'ngoe kapa ho ba sethaleng tse ling, e leng e hlalosa hore tse ngata tsa mefuta coelenterates sehlopha.

Ka Obelia, mohlala, mohato medusoid nka e batlang e le khutšoanyane eo, lateloa ke nako e telele-sedentary khomaretse, le potoloho ea tloaelehileng bakeng sa ntshetsopele ya coelenterates Hydrozoa sehlopha. A fihla khōlong e feletseng, Obelia kolone eaba ba etsa liforomo itseng tsa polyps, tse hlahisang sesang. Ka tlelaseng Scyphozoa boemo boo e felisoa: mona busitse sethaleng medusoid. Sehlopha sa boraro sa coelenterates - Anthozoa, e kenyeletsang likorale le Anemones leoatle (tšoantšetsoang ka holimo), khomaretse e jele tsohle displaces medusoid. Ka lihlopha tsena kaofela, le mahe le peō ea botona e tsoang gonads hoetla ka kotloloho teng dikarolong tse itseng tsa endodermal lera ea cavity gastric ebe ka molomo di tsoibitsoe.

From mahe kopana hlahisa ka larvae, e leng di theohela tlase ho ea tlaase 'me e fetoloa motho e ncha. Empa ho na le mefuta e, haholo-holo har'a batho ba Hydrozoa, ke e le mokhelo. Ka mohlala, litho tsa Sehlopha sa genus Hydra (e mong oa bona o khona ho bona ka photo photo photo photo ka holimo) ha ba le sethaleng medusoid le tsela ea bona ea bophelo ba hopotsang Anemones, haese feela hore peō ea botona ea bona 'me mahe a hlahisa ka ntle, ho ena le ka hare polyp ka. Le moo, ho fapana le hoo, mefuta e ba tse e laola sethaleng medusoid, le ho ba sethaleng sa polyp ea ka ka matla fokotswa kapa batho bao e seng ntseng di le teng.

agamobium

Bapisoa le diphapano rarahaneng tsa thobalano ho ikatisa, diplobiont phelang tsena bonahala thulaganyou e haholo bonolo. Ka mohlala, moemeli ea liphoofolo coelenterates, joaloka Hydra, eaba ba etsa le batho ka bomong le lecha tseo le lithunthung ho tloha foromo motsoali. Tshebetso ena e bontšitsoe photo photo photo photo mona ka tlase.

Empa Anemones feela ho arotsoe ka halofo. Diplobiont boikatiso ka boela etsa hore ho thehoe le likolone tloha polyps motho kopantswe palo yohle gastric cavity.

le bokhoni ba ho ikatisa ho bolela asexually cnidarian, ho feta moo, le hore ba ba ho le bonolo haholo ho regenerate. Ha e le hantle, esita le eteni nyenyane ea phoofolo e ka hlahisa e be motho e ncha eo e leng bokhoni bo feletseng ba ho ikatisa ho kopanela liphate.

matla coelenterates

Fetisisa coelenterates phepo e nepahetseng e thusa tentacles potolohileng molomo. Ka seatla se bulehileng studded le lisele tse hlabang (nematotsitami), tentacles tsena ama tlhahiso le tighten eona. Ho thatafalloa ho kopana le balekane ba bona, ba nang koahela lijo le sutumelletsa ho ka cavity gastric. Ka mor'a moo, molomo e koaloa 'me lisele tse endoderm secrete ka gastric cavity tshilong ya dijo enzyme. Tse qotsitsoeng enzyme khomarela, kapa ho retelehela ka e lihlahisoa habonolo assimilated mokelikeli, kapa ka slurry ea likaroloana tse nyenyane tse ka haptjoa lisele tse endoderm. litlhaka kahare ea lijo Undigested ba tlosoa fokotsa 'mele ka tsona ka melomo ajar.

Bokhoni ba ho tsamaisa

coelenterates All susumelletsa, le hoja sena e ka lekanyetsoa ka perturbation tsa tentacles, 'me liphetoho ka sebopeho mele. Movement coelenterates entsoeng ka likhoele le mesifa. Ba bobeli ka ectoderm le ka endoderm ena. Ho feta moo, actinium botlaaseng plentifully fana le likhoele mesifa, e le hore liphoofolo tsena ho fallela fatše. Ho bonahala eka ba Slide ho eona. Hydra e boetse ke khona ho fallela ka tsela ena, empa e re susumelletsa hore ka potlako ka a bale litsenyehelo ea mofuta oa "tumbling". Esita le coelenterates bonolo mokhatlo oa hloka tšebelisano itseng. tšebelisano ena o etsoang diffuse marangrang a lisele tse methapo ea kutlo tse fatang maikutlo dinama tse nyenyane tse phoofolo me ka tsela eo eaba ba etsa le tsamaiso ea methapo ea khale.

Ho joalo, re tla bokhutšoanyane hlalosa mofuta oa Coelenterates. Baemeli ba eona e le u ka bona, tse fapa-fapaneng haholo ka litsela tse ngata, ho etsa sehlopha sena sa tse phelang ke haholo-holo tse thahasellisang.