Cov txheej txheem:
- Puas yog arthropod yog Protostome lossis deuterostome?
- Pob arthropods puas muaj kev txhim kho Protostome?
- Cov kab mob dab tsi txhim kho deuterostomes?
- hom kev loj hlob yog arthropods?
Video: Pob arthropods puas muaj kev txhim kho deuterostome?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Echinoderms uas yog cov hnub qub hiav txwv, hiav txwv dib thiab tag nrho cov vertebrates - tsiaj nrog cov pob txha, txhim kho txoj hauv kev no thiab yog deuterostomes. Feem ntau tag nrho invertebrates, suav nrog arthropods, yog protostomes. Echinoderms thiab invertebrate chordates yog qhov zam thiab yog deuterostomes.
Puas yog arthropod yog Protostome lossis deuterostome?
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.
Pob arthropods puas muaj kev txhim kho Protostome?
Zoo li Lophotrochozoa, Arthropods yog triploblastic protostomes. Lawv kuj muaj lub paj hlwb nrog lub dorsal "lub hlwb", circumpharyngeal qab haus huv thiab ua ke ntawm cov hlab ntsha ventral.
Cov kab mob dab tsi txhim kho deuterostomes?
Deuterostomia, (Greek: "lub qhov ncauj thib ob"), pawg tsiaj-xws li cov phyla Echinodermata (piv txwv li, ntses hnub qub, hiav txwv urchins), Chordata (piv txwv li, hiav txwv squirts, lancelets, thiab vertebrates), Chaetognatha (piv txwv li, arrowworms), thiab Brachiopoda (piv txwv li, teeb plhaub) - cais ua ke raws li kev loj hlob ntawm embryological …
hom kev loj hlob yog arthropods?
Arthropods (thiab lwm yam tsiaj) uas dhau mus ncaj qha kev loj hlobtsis muaj daim ntawv larval nyob dawb. Hloov chaw, niam txiv tsiaj saib xyuas cov me nyuam mos, feem ntau yog los ntawm kev brooding los yog encapsulating lawv (hauv qe), thiab cov tub ntxhais hluas muaj daim ntawv zoo li cov neeg laus, tab sis me dua. Ib qho me me ntawm cov neeg laus qee zaum hu ua NYMPH.
Pom zoo:
Puas txhim kho cov khoom tom qab muag tsis muaj kev lees paub?
Txawm hais tias ntau tus tswv lag luam xav kom koj xav tias lwm yam, tsuas yog muaj ib qho tom qab muag lossis hloov kho koj lub tsheb tsis tuaj yeem ua tsis tau koj qhov kev lees paub … Txoj Cai Magnuson-Moss Warranty Act hais tias tus tswv lag luam yuav tsum ua pov thawj tias cov khoom siv tom qab muag ua rau xav tau kev kho dua ua ntej nws tuaj yeem tsis lees txais kev lees paub .
Vim li cas qhov teeb meem ntawm kev ruaj ntseg tseem ceeb rau kev tshuaj xyuas kev txhim kho?
Qhov teeb meem ntawm kev ruaj khov yog qhov tseem ceeb rau kev txhim kho vim ntawm lub sijhawm dhau los tiam neeg hloov pauv thiab nrog rau kev hloov pauv no tib neeg xav tau txiaj ntsig ntau dua los ntawm cov peev txheej uas muaj nyob hauv peb.
Cov neeg tsiv teb tsaws chaw muaj txiaj ntsig li cas rau kev txhim kho lub tebchaws kev lag luam?
indirectly, los ntawm lub txhab nyiaj system, txhawm rau txhawb kev nqis peev hauv lawv lub tebchaws. Raws li cov neeg them se, lawv pab nyiaj rau pej xeem thiab tau txais txiaj ntsig los ntawm cov kev pabcuam pej xeem. Los ntawm cov luag haujlwm sib txawv no, cov neeg tuaj txawv teb chaws tuaj yeem pab txhawb kev loj hlob ntawm kev lag luam hauv lawv lub teb chaws ntawm qhov chaw thiab yog li txhawb kev loj hlob .
Pob arthropods puas muaj ob sab symmetry?
Bilateral (sab laug / sab xis) symmetry. Ib tus cim tau txais txiaj ntsig los ntawm txhua tus arthropods yog ob sab sib luag . Dab tsi yog qhov sib npaug ntawm Arthropoda? Arthropods uas nyob rau hauv av muaj ntau cov hlab thoob plaws hauv lawv lub cev hu ua tracheae.
Puas muaj kev kho kho kho dua tshiab kaw?
Lub tuam txhab rooj tog khoom kim heev RH (NYSE: RH), yav tas los hu ua Restoration Hardware, raug kaw rau kev lag luam ntawm nws 83 qhov chaw muag khoom. … E-lag luam thiab cov ntawv xaj xaj tseem yog ib qho kev xaiv rau cov neeg siv khoom, tab sis RH feem ntau yog kev lag luam muag khoom lub cev .
