Vim li cas arthropods thiaj li hu ua?

Cov txheej txheem:

Vim li cas arthropods thiaj li hu ua?
Vim li cas arthropods thiaj li hu ua?

Video: Vim li cas arthropods thiaj li hu ua?

Video: Vim li cas arthropods thiaj li hu ua?
Video: Vim Li Cas Pheej Ua Tsis Tau Siab Ncaj. 4/21/2020 2024, Hlis ntuj nqeg
Anonim

Arthropods tsis muaj locomotory cilia, txawm tias nyob rau hauv cov theem larval, tej zaum yog vim presence ntawm exoskeleton. Lub cev feem ntau yog segmented, thiab ntu dais ua ke sib koom ua ke, los ntawm lub npe arthropod ("ko taw sib koom") tau muab los.

Vim li cas arthropods thiaj li hu ua?

Arthropods tsis muaj locomotory cilia, txawm tias nyob rau hauv cov theem larval, tej zaum yog vim presence ntawm exoskeleton. Lub cev feem ntau yog segmented, thiab ntu dais ua ke sib koom ua ke, los ntawm lub npe arthropod ("ko taw sib koom") tau muab los.

lo lus arthropod txhais li cas tiag?

: ib yam ntawm cov phylum (Arthropoda) ntawm cov tsiaj tsis muaj txhav(xws li kab, arachnids, thiab crustaceans) uas muaj ib lub cev thiab sib koom ua ke, feem ntau chitinous exoskeleton molted Thaum lub sij hawm, thiab lub dorsal anterior hlwb txuas nrog lub ventral saw ntawm ganglia.

Dab tsi ua rau arthropods tshwj xeeb?

Qhov sib txawv tsis txaus ntseeg thiab kev vam meej ntawm cov arthropods yog vim lawv lub cev hloov tau yooj yim. Kev hloov pauv ntawm ntau hom appendages-antennae, claws, tis, thiab lub qhov ncauj- tso cai rau arthropods nyob ze txhua qhov chaw thiab chaw nyob hauv ntiaj teb.

Vim li cas arthropod tsis yog kab?

Ib kab yog ib hom kab mob nyob rau hauv ib pawg loj hu ua arthropods, uas yog cov tsiaj ntshav txias nrog ib qho exoskeleton thiab tsis muaj nraub qaumIb kab (zoo li kab hauv qab) yog ib tug arthropod nrog tej yam ntxwv tshwj xeeb – rau ceg, ib tug peb-segmented lub cev, segmented ceg, compound ob lub qhov muag thiab ob antennae.

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