Thaum lub sijhawm metamorphosis tus larva yuav plam tag nrho cov cim chordate thiab tau txais ib qho invertebrate zoo li daim ntawv. Hom kab mob metamorphosis no, qhov twg cov kab mob larval siab heev xaus rau hauv cov neeg laus uas tsis muaj teeb meem yog hu ua retrogressive metamorphosis.
Dab tsi yog retrogressive metamorphosis hauv Herdmania?
Metamorphosis yog hais txog hloov pauv uas tus menyuam yaus larva nkag mus rau hauv nws txoj kev loj hlob los ntawm theem larval mus rau theem neeg laus. Nyob rau hauv retrogressive metamorphosis tus larva qhia cov cim siab heev uas ploj thaum lub sij hawm kev loj hlob thiab cov neeg laus yog degenerated nrog primitive cim.
Dab tsi metamorphosis tshwm sim hauv Herdmania thiab Qav?
Yog li no, ntawm no cov larva nthuav tawm cov cim siab heev thiab thaum lub sijhawm metamorphosis, retrogression ntawm cov cim tshwm sim, hom metamorphosis no hu ua retrogressive metamorphosis. Cia peb xav txog ib qho piv txwv ntawm Herdmania, Urochordate.
hom metamorphosis muaj nyob hauv Ascidian tadpole larva?
Teb tiav: Tus ascidian tadpole larva nkag mus rau retrogressive metamorphosis Retrogressive metamorphosis yog hom metamorphosis uas cov larva dawb-ua luam dej uas muaj cov yam ntxwv siab dhau los hloov mus rau cov neeg laus laus uas muaj degenerative. yam ntxwv.
Dab tsi yog qhov kev hloov pauv hloov pauv hloov pauv hauv Ascidian tadpole larva?
Retrogressive metamorphosis yog yam ntxwv ntawm ascidians (Urochordata lossis Tuncicata). Nws tau muab lub npe no vim hais tias ntawm no ib qho zuj zus, nquag thiab ceeb toom larva metamorphoses rau hauv tus neeg laus retrograde thiab sedentary … Feem ntau ntawm cov cim no tau ploj los yog degenerate raws li tus larva metamorphosis's.
