Protostome thiab deuterostome kev loj hlob zoo li cas?

Cov txheej txheem:

Protostome thiab deuterostome kev loj hlob zoo li cas?
Protostome thiab deuterostome kev loj hlob zoo li cas?
Anonim

Protostomes piv rau Deuterostomes. Feem ntau ntawm cov coelomate coelomate Cov coelom (los yog celom) yog lub cev kab noj hniav hauv cov tsiaj feem ntauthiab nyob hauv lub cev kom nyob ib puag ncig thiab muaj cov hnyuv thiab lwm yam kabmob. Hauv qee cov tsiaj, nws yog kab nrog mesothelium. Nyob rau hauv lwm yam tsiaj, xws li molluscs, nws tseem undifferentiated. https://en.wikipedia.org › wiki › Coelom

Coelom - Wikipedia

invertebrates loj hlob raws li protostomes ("thawj lub qhov ncauj") nyob rau hauv lub qhov ncauj qhov kawg ntawm cov tsiaj tsim los ntawm thawj txoj kev loj hlob qhib, lub blastopore blastopore Deuterostomia /ˈdjuːtəroʊstoʊmiə/ (lit. 'lub qhov ncauj thib ob' hauv Greek) yogtsiaj txhu feem ntau tshwm sim los ntawm lawv qhov quav ua ntej lawv lub qhov ncauj thaum lub sij hawm embryonic txoj kev loj hlob. … Nyob rau hauv deuterostomy, qhov tsim embryo thawj qhov qhib (lub blastopore) dhau los ua lub qhov quav, thaum lub qhov ncauj raug tsim ntawm lwm qhov chaw tom qab. https://en.wikipedia.org › wiki › Deuterostom

Deuterostome - Wikipedia

. Nyob rau hauv lub deuterostomes ("lub qhov ncauj thib ob": cf.

Tus yam ntxwv tseem ceeb uas deuterostomes koom nrog protostomes yog dab tsi?

Tus yam ntxwv ntawm deuterostome yog qhov tseeb tias lub blastopore (qhov qhib rau hauv qab ntawm txoj kev gastrula) dhau los ua lub qhov quav, whereas hauv protostomes lub blastopore ua lub qhov ncauj.

yog dab tsipeb tus qauv kev loj hlob uas ntxov tshaj plaws deuterostomes muaj nyob rau hauv?

Cov deuterostomes ntxov tshaj plaws muaj bilateral symmetry, pharyngeal slits, thiab ib segmented lub cev.

Cov piv txwv protostomes thiab deuterostomes yog dab tsi?

Protostomes suav nrog arthropods, mollusks, thiab annelids. Deuterostomes suav nrog ntau cov tsiaj txhu xws li chordates tab sis kuj qee cov tsiaj "tsim" xws li echinoderms.

Puas yog tib neeg protostomes?

tsob ntoo bilaterian koom ua ke ob qhov loj, deuterostomes (piv txwv li tib neeg) thiab protostomes (piv txwv li yoov) [1]. Protostome hom xws li kab, nematodes, annelids, thiab mollusks tau ua hauj lwm raws li tus qauv muaj nuj nqis.

Pom zoo:

Nthuav cov khoom
Swiper los ntawm dora muaj pes tsawg xyoo?
Nyeem ntxiv

Swiper los ntawm dora muaj pes tsawg xyoo?

Nws yog ib tug 10 (9 rau thawj 50 ntu) xyoo laus tus txiv kab ntxwv hma liab uas nyiam los so dab tsi. Raws li nws lub npe qhia, Swiper nyiag lossis sim nyiag cov khoom tseem ceeb uas pab Dora ntawm nws txoj kev lom zem. Dora tus hluas nraug yog leej twg?

Kartilya ng katipunan nyob qhov twg hauv manila?
Nyeem ntxiv

Kartilya ng katipunan nyob qhov twg hauv manila?

Lub Tsev Teev Ntuj Bonifacio, tseem hu ua Kartilya ng Katipunan lossis Heroes Park, yog thaj chaw pej xeem thiab plaza hauv Ermita, Manila, Philippines nyob sab qaum teb ntawm Manila City Hall thiab sab qab teb ntawm Mehan Garden thiab Liwasang Bonifacio.

Morsing instrument yog dab tsi?
Nyeem ntxiv

Morsing instrument yog dab tsi?

A morsing yog ib qho cuab yeej zoo ib yam li cov neeg Yudais harp, feem ntau yog siv hauv Rajasthan, hauv Carnatic music ntawm South India, thiab hauv Sindh, Pakistan. Nws tuaj yeem raug cais raws li lamellophones, uas yog nyob rau hauv qeb ntawm plucked idiophones.