Dab tsi yog qhov txawv ntawm vertebral thiab invertible?

Cov txheej txheem:

Dab tsi yog qhov txawv ntawm vertebral thiab invertible?
Dab tsi yog qhov txawv ntawm vertebral thiab invertible?
Anonim

Vertebrates muaj ib lub cev pob txha nrog ib sab qaum los yog qaum. Invertebrates tsis muaj pob txha, thaum vertebrates muaj ib tug zoo-tsim sab hauv pob txha pob txha pob txha thiab pob txha thiab lub hlwb tsim heev uas nyob rau hauv lub pob txha taub hau. … Vim tsis muaj kev txhawb nqa, feem ntau ntawm cov pob txha txha caj qaum yog me.

Dab tsi yog qhov txawv ntawm cov vertebrates thiab invertebrates Brainpop?

Qhov sib txawv tseem ceeb ntawm vertebrates thiab invertebrates yog invertebrates, zoo li kab thiab flatworms, tsis muaj ib tug txha nraub qaum los yog txha caj qaum. Piv txwv ntawm cov vertebrates muaj xws li tib neeg, noog, thiab nab.

Dab tsi yog qhov txawv ntawm vertebrate thiab invertebrate chordates?

Vertebrates yog tag nrho cov chordates uas muaj lub nraub qaum. Lwm ob subphyla yog invertebrate chordates uas tsis muaj pob txha.

Dab tsi yog qhov txawv ntawm notochord thiab vertebral kem?

Qhov sib txawv tseem ceeb ntawm qhov tsis sib xws ntawm cov kab ke thiab cov kab vertebral yog notochord yog cov qauv zoo li tus pas nrig uas txhawb nqa cov ntaub so ntswg hauv qis chordates, thaum lub vertebral kem yog cov qauv uas muaj 33 vertebrae, khiav ntawm lub pob txha taub hau mus rau lub pelvis nyob rau hauv vertebrate siab chordate tsiaj.

Dab tsi yog pawg sib txawv ntawm vertebrates thiab invertebrates?

Cov pab pawg no tau muab faib ua 'pab pawg' me me. Sponges, corals, worms, kab, kab laug sab thiab crabsyog tag nrho cov sub-pab pawg ntawm pawg invertebrate - lawv tsis muaj lub nraub qaum. Ntses, cov tsiaj reptiles, noog, amphibians thiab cov tsiaj nyeg yog cov pab pawg sib txawv ntawm cov vertebrates - lawv txhua tus muaj cov pob txha sab hauv thiab nraub qaum.

Pom zoo:

Nthuav cov khoom
Puas yog ectopic beats txaus ntshai?
Nyeem ntxiv

Puas yog ectopic beats txaus ntshai?

Zoo li feem ntau ua rau palpitations, ectopic beats yog feem ntau tsis mob thiab tsis txhais hais tias koj muaj mob plawv. Lawv feem ntau yuav tsum tsis muaj kev kho mob tshwj tsis yog tias lawv tshwm sim ntau zaus lossis hnyav heev. Palpitations thiab ectopic beats feem ntau tsis muaj dab tsi txhawj txog.

Ob lub khob hu ua dab tsi?
Nyeem ntxiv

Ob lub khob hu ua dab tsi?

ob chav tshuaj yej khob yog consommé lossis bouillon khob uas tus tswv tsev siv los tuav lub teeb khoom noj txom ncauj thaum tshuaj yej tsis puv txaus ua dej haus. 2 khob khob hu li cas? Ob lub khob tau siv los ua "Khov Hlub"

Leej twg yog miriam o callaghan sib yuav?
Nyeem ntxiv

Leej twg yog miriam o callaghan sib yuav?

Miriam O'Callaghan yog tus tshaj tawm xov xwm hauv tebchaws Irish nrog RTÉ. O'Callaghan tau nthuav tawm Prime Time txij li xyoo 1996, thiab nws tus kheej lub caij ntuj sov tham qhia, Hnub Saturday Hmo Ntuj nrog Miriam, txij xyoo 2005 mus ntxiv.