Kab laug sab yog tsev neeg Arachnid uas suav nrog scorpions, mites, thiab zuam. … Kab laug sab yog invertebrates uas tsis muaj lub nraub qaum. Kab laug sab muaj ib qho exoskeleton, txhais tau tias lawv lub cev pob txha nyob sab nraud. Lawv tsis yog kab.
Puas yog arachnids vertebrates lossis invertebrates?
Arachnida (/əˈræknɪdə/) yog ib chav kawm ntawm cov tsiaj sib koom-legged invertebrate (arthropods), hauv subphylum Chelicerata. Arachnida suav nrog cov xaj uas muaj kab laug sab (qhov loj tshaj plaws), scorpions, zuam, mites, harvestmen, thiab solifugs.
Puas yog kab thiab arachnids vertebrates?
Qhov sib txawv loj yog pob txha: cov pob txha tsis muaj pob txha. … Kab laug sab tshwm sim los ua ib tug invertebrates, nrog ib tug tua ntawm lawv arthropod cov kwv tij. Nyob rau hauv qhov chaw ntawm lub nraub qaum, kab laug sab muaj cov txheej txheej nruj.
kab kab dab tsi muaj pob txha?
Kab tsis muaj qaum. Tag nrho cov arthropods yog cov tsiaj invertebrate, yog li qhov no suav nrog kab. Invertebrates tsis muaj pob txha. Kab muaj ib qho exoskeleton, uas yog txheej txheej uas muab cov qauv thiab kev txhawb nqa rau lawv lub cev.
Nqaij vertebrates?
Invertebrates yog cov tsiaj uas tsis muaj pob txha. Lawv muaj ze li ntawm 97 feem pua ntawm txhua hom tsiaj. Invertebrates tuaj nyob rau hauv ntau cov duab thiab ntau thiab tsawg thiab muaj xws li kab, kab laug sab thiab scorpions, crustaceans, xws li crabs thiab lobsters, slugs thiab snails, jellyfish, thiab worms. Vertebrates yog tsiaj nrog txha nraub qaum
