Cov txheej txheem:
- Ctenophores yuav ua li cas?
- Yuav ua li cas comb jellies reproduce?
- Puas comb jelly tseem muaj nyob?
- Koj tuaj yeem kov lub comb jelly?
Video: Tentaculata yuav ua li cas?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Reproduction. Bithynia tentaculata yog kev sib deev, dioeccious snail nrog lub neej ntev txog plaub xyoos, nyob ntawm thaj tsam (Wächtler 2001). Cov khoom ntawm kev sib deev no yog qe nteg nyob rau hauv kab (pom hauv daim duab saum toj no), nrog cov pob tshab thiab cov ntaub so ntswg daj.
Ctenophores yuav ua li cas?
Reproduction In Comb Jellyfish
Txhua ctenophora yog hermaphroditic - txhais tau tias lawv muaj ob qho tib si txiv neej thiab poj niam cev xeeb tub. Ob peb hom muaj peev xwm reproduce asexually Qe thiab phev tau los rau hauv dej thiab tom qab fertilization ib ovoid larvae tsim, hu ua Cydippid larvae.
Yuav ua li cas comb jellies reproduce?
Comb Jellies
Feem ntau yog hermaphrodites, nrog rau cov tib neeg nqa ob leeg txiv neej thiab poj niam cev nqaij daim tawv. Tom qab lawv loj hlob mus rau ib qho loj, lawv tso qe thiab phev txhua hnub, uas ntws hauv dej rau feeb mus rau teev kom txog thaum lawv muaj peev xwm fertilize thiab loj hlob mus rau hauv cov zuag tshiab.
Puas comb jelly tseem muaj nyob?
Txawm tias yuav ploj mus dhau 400 lab xyoo dhau los, ncient comb jellies tseem ua rau cov kws tshawb fawb tawm mus. … Niaj hnub nimno comb jellies - hu ua "ctenophores," raws li lawv lub npe scientific - twb zoo nkauj weird saib.
Koj tuaj yeem kov lub comb jelly?
Tsis zoo li jellyfish, comb jellies tsis sting. Hloov chaw, lawv siv cov nplaum nplaum-colloblasts-kom ntes lawv cov tsiaj. Txij li thaum lawv tsis muaj cov kab mob stinging, lawv tuaj yeem kov tau nyab xeeb. Qhov tseeb, koj tuaj yeem ua luam dej nrog lawv!
Pom zoo:
Yuav ua li cas ib tug noog yuav tsaws saum dej?
Herons tsaws ib ncig ntawm lub pas dej thiab taug kev mus rau dej. Ua rau lawv nrog dej. … Herons yog cov tsiaj nyob ib leeg thiab nyiam noj ib leeg ntau dua li ntawm lwm tus herons . Can herons tsaws hauv pas dej? Lawv nyiam mus yos hav zoov hauv dej, qhov chaw uas lawv nyob twj ywm, ua ntej muab lawv lub caj dab mus rau hauv dej thiab nqos ntses tag.
Yuav ua li cas thiaj yuav siafund?
Kuv yuav Siafunds li cas? Siafunds tsis muaj nyob rau ntawm kev sib pauv ib txwm. … Yog tias koj nyob hauv Tebchaws Meskas, koj yuav tsum yog tus neeg ua lag luam raug lees paub los yuav lossis muag Siafunds. … Peb kho lawv zoo li kev nyab xeeb, thiab kev sib pauv feem ntau tsis kam ua raws li cov cai tswj hwm tsim nyog rau kev lag luam kev nyab xeeb.
Yuav ua li cas txoj kev sib yuav ntawm menyuam yaus yuav tsum raug tshem tawm?
Cov neeg sib tw hais tias xaus kev sib yuav me nyuam yuav txhawb kev ua kom tiav Cov Hom Phiaj los ntawm kev txhim kho kev nkag mus rau kev kawm, txhawb kev loj hlob ntawm kev lag luam, txhawb kev noj zaub mov zoo thiab kev ruaj ntseg zaub mov, thiab txhim kho kev noj qab haus huv ntawm niam thiab menyuam.
Yuav tsum taug kev coj tus cwj pwm yuav raug cai vim li cas lossis vim li cas ho tsis?
Cov neeg siv khoom yuav tsum muaj peev xwm tau txais lawv cov ntaub ntawv tus kheej lossis tus cwj pwm coj los ntawm ib lub koom haum koom nrog kev taug qab lossis kev tsom. Txhua lub koom haum koom nrog hauv ib qho kev coj tus cwj pwm los yog kev tsom mus rau kev ua haujlwm yuav tsum muaj lub luag haujlwm rau kev ua raws li txoj cai thiab nws cov cai.
Yuav sau li cas vim li cas thiab yog vim li cas?
Kev txhais ntawm yog vim li cas thiab (tus) yog li ntawd: yog vim li cas rau ib yam Nws piav qhia vim li cas thiab yog li ntawd ntawm tus nqi nce . Yuav ua li cas thiab yog vim li cas? Txhua qhov laj thawj thiab qhov laj thawj, ib yam li hauv Nws tau mus rau qhov laj thawj thiab yog li ntawm lub koom haum kev saws me nyuam txoj cai thiab cov txheej txheem.
