2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Mollusks yog ib lub cev ntawm cov tsiaj txhu uas tsis muaj cev nqaij daim tawv uas txhais los ntawm lawv cov qauv ntawm lub cev - lub taub hau, lub ntsej muag loj, lub mantle thiab qee yam ntawm ko taw. Lub mantle tiv thaiv lub mollusk lub cev nyob rau hauv qhov chaw ntawm ib tug skeletal qauv, thiab "ko taw" tau coj mus rau ntau yam adaptions nyob rau hauv lub mollusca hom.
Yuav ua li cas tsiaj muaj ib tug mantle thiab ko taw?
Mollusks tso tawm ntau yam ntawm morphologies nyob rau hauv txhua chav kawm thiab subclass, tab sis qhia ob peb yam tseem ceeb, nrog rau cov leeg pob txha, ib qho visceral loj uas muaj cov kab mob hauv nruab nrog cev, thiab lub mantle. uas tej zaum yuav los yog tsis zais ib lub plhaub ntawm calcium carbonate (Daim duab 1).
Pob mollusks puas muaj mantle thiab ko taw?
Tag nrho cov mollusks muaj a visceral mass, ib mantle, thiab ko taw. Lub visceral loj muaj cov plab zom mov, excretory, thiab cov kab mob hauv lub cev. Lub mantle yog npog. … Cov ko taw yog cov leeg thiab yog siv rau kev txav chaw, txuas, thiab/los yog khoom noj khoom haus.
Pob bivalves muaj mantle?
Cov kab noj hniav mantle ua haujlwm ua lub tshuab ua pa hauv feem ntau cov mollusks. Hauv bivalves nws feem ntau yog ib feem ntawm cov qauv pub noj. Nyob rau hauv ib co mollusks lub mantle kab noj hniav yog ib tug brood chamber, thiab nyob rau hauv cephalopods thiab ib co bivalves xws li scallops, nws yog ib tug locomotory organ. Lub cev muaj zog heev.
Pob bivalves muaj ko taw?
Zoo li ntses, bivalve mollusks ua pa los ntawm lawv cov gills. Raws li lim feeders,bivalves sau zaub mov los ntawm lawv cov gills. Qee bivalves muaj taw tes, thim rov qab "ko taw" uas tawm ntawm lub plhaub thiab khawb rau hauv cov av ib puag ncig, ua kom cov tsiaj txav los yog burrow.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Qhov txawv ntawm qhov taw qhia thiab qhov taw qhia yog dab tsi?
Raws li nouns qhov txawv ntawm qhov taw qhia thiab qhov taw qhia yog tias indicative yog (cov qauv sau ntawv) qhov taw qhia qhov taw qhia thaum qhov taw qhia yog tus taw tes lossis qhov ntsuas uas qhia qee yam. Puas qhia thiab qhia tib yam?
Dab tsi txawv ntawm ib tug noog liab thiab ib tug cardinal?
Raws li lub npe qhov txawv ntawm cardinal thiab redbird yog tias cardinal yog tus lej qhia kom muaj nuj nqis, lossis qhov loj ntawm ib txheej, piv txwv li, ib, ob, peb thaum redbird yog ib qho ntawm ob peb tus noog tsis cuam tshuam muaj plumage liab, tab sis tshwj xeeb tshaj yog cov cardinal.
Tus ntiv taw ntiv taw yog dab tsi?
Pincer ntsia thawv Pincer ntsia thawv Pincer rau tes yog ib tus ntiv taw tsis meej uas cov npoo ntawm tus ntsia thawv maj mam txav mus rau ib leeg, compressing tus ntsia thawv thiab hauv qab dermis. Nws tshwm sim tsawg zaus hauv cov rau tes tshaj cov ntiv taw, thiab feem ntau tsis muaj tsos mob.
Dab tsi ua rau mob ntiv tes thiab ntiv taw?
Kev raug mob tej zaum yuav muaj pob txha, mob, tawg, lossis pob txha. Tus kws kho mob yuav tsum tau rov kho cov pob txha tawg. Mob vim mob caj dab lossis kab mob tuaj yeem ua rau mob pob qij txha. Ib tug neeg cov tsos mob yuav tsum zoo dua thaum lawv kho tus mob hauv qab.
