Larva: Daim ntawv tsis paub qab hau (nruab nrab qe thiab pupa) ntawm kab nrog ua tiav metamorphosis. (Cov theem ntawm molts ntawm lub exoskeleton yog hu ua instars). Pupa: Thaum cov kab ua tiav metamorphosis, qhov no yog daim ntawv nyob nruab nrab ntawm lub hnub qub larval kawg thiab cov neeg laus.
molting thiab instar yog dab tsi?
Lub molting yog txheej txheem los ntawm cov kab tuaj yeem niaj hnub pov tseg lawv cov exoskeleton thaum lub sijhawm tshwj xeeb hauv lawv lub neej. Cov kab hauv nruab nrab ntawm ob lub molts tom ntej yog hu ua instar.
Dab tsi yog qhov instar theem?
Ib lub hnub qub (/ˈɪnstɑːr/ (mloog), los ntawm Latin īnstar, "form", "zoo li") yog theem kev loj hlob ntawm arthropods, xws li kab, nruab nrab ntawm txhua moult (ecdysis), txog thaum kev sib deev mus txog. Arthropods yuav tsum tso lub exoskeleton kom loj hlob los yog xav tau ib daim ntawv tshiab.
Npauj npaim theem hu ua dab tsi?
larva, plural larvae, los yog larvas, theem ntawm kev loj hlob ntawm ntau yam tsiaj, tshwm sim tom qab yug los lossis hatching thiab ua ntej tus neeg laus daim ntawv mus txog. Cov ntaub ntawv tsis paub qab hau no yog cov qauv sib txawv ntawm cov neeg laus thiab hloov mus rau qhov chaw sib txawv.
Txoj kev molting kab yog dab tsi?
Tus Txheej Txheem ntawm Molting
Thaum cov epidermis tau tsim cov cuticle tshiab, cov leeg nqaij thiab cov cua kom tsawgKab lub cev kom o, yog li splitting qhib qhov seem ntawm lub qub cuticle. Thaum kawg, lub cuticle tshiab hardens. Tus kab mob nyem tawm ntawm qhov exoskeleton outgrown.
