Feem ntau cov arthropods txav los ntawm txhais tau tias ntawm lawv cov segmental appendages, thiab cov exoskeleton thiab cov leeg, uas txuas rau sab hauv ntawm lub pob txha, ua ke ua ke ua ke, zoo li yog. kuj muaj tseeb nyob rau hauv vertebrates.
arthropods khoov ob txhais ceg li cas?
Evolution daws qhov teeb meem no nrog cov pob qij txha. Tag nrho cov arthropods (arthro=sib koom tes, pod=ko taw) muaj cov leeg leeg. … Lub limb tuaj yeem tswj tau los ntawm kev cog lus cov leeg txuas nrog lub exoskeleton ntawm ob sab ntawm kev sib koom tes.
Pob arthropods taug kev?
Tag nrho cov arthropods muaj kev sib koom ua ke. … Arthropods ua txhua yam nrog ceg lossis hloov ceg. Lawv taug kev, lawv ua luam dej, lawv nkag thiab nkag, lawv siv ob txhais ceg kom nkag siab nrog (tus kav hlau txais xov), mus tom thiab sting nrog, thiab txawm zom nrog. Qhov ntawd yog ib qho laj thawj uas arthropods zoo li neeg txawv teb chaws thaum peb pom lawv nyob ze.
arthropods puas txav tau ntawm lawv tus kheej?
Txoj kev. Arthropods txav siv lawv cov ntawv ntxiv ua ob txhais ceg ntawm thaj av thiab ua paddles hauv dej ib puag ncig. Lawv muaj striated thiab du nqaij, zoo ib yam li cov vertebrates, uas txuas mus rau lub exoskeleton rau kev txhawb nqa. Cov kab tis kuj tuaj yeem txav los ntawm ya.
Yuav ua li cas arthropods hauv kev thauj mus los?
Arthropods muaj qhov qhib circulatory system. Nyob rau hauv ib qho qhib circulatory system, ntshav tsis tau thauj hauv lub cev los ntawm cov hlab ntsha thiab cov hlab ntsha; Nws ntws dawb hauv lub cev kab noj hniav thiab ua rau kev sib cuag ncaj qha nrogkab mob sab hauv cov ntaub so ntswg thiab lub cev! Feem ntauarthropods uas nyob hauv dej muaj gills.
