2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Archaeocytes. Archaeocytes tseem ceeb heev rau kev ua haujlwm ntawm daim txhuam cev. Cov hlwb no yog totipotent, uas txhais tau hais tias lawv tuaj yeem hloov mus rau tag nrho lwm hom sponge hlwb. Archaeocytes noj thiab zom cov zaub mov uas ntes tau los ntawm choanocyte dab tshos thiab thauj cov as-ham mus rau lwm lub hlwb ntawm daim txhuam cev.
Koj txhais li cas los ntawm Archaeocytes?
Archaeocytes (los ntawm Greek archaios "pib" thiab kytos "hollow nkoj") lossis amoebocytes yog amoeboid hlwb pom hauv daim txhuam cev. Lawv yog cov totipotent thiab muaj ntau yam haujlwm nyob ntawm hom.
Archaeocytes tshwj xeeb rau dab tsi?
Archaeocytes (los yog amoebocytes) muaj ntau yam haujlwm; Lawv yog cov hlwb totipotent uas tuaj yeem hloov mus rau hauv sclerocytes, spongocytes, lossis collencytes. Lawv kuj muaj lub luag haujlwm hauv kev thauj khoom noj khoom haus thiab kev yug me nyuam.
Archaeocytes nyob qhov twg hauv daim txhuam cev?
Lub luag haujlwm tseem ceeb ntawm flagellum pom meej yog tsim cov dej tam sim no, ntawm dab tshos yog ntes cov khoom noj. Cov archaeocytes, uas tau tawg nyob rau hauv the mesohyl, muaj peev xwm zoo kawg li rau kev hloov mus rau ntau hom cell, tshwj xeeb tshaj yog nyob rau hauv Demospongiae.
Porocytes ua haujlwm yog dab tsi?
qauv ntawm daim txhuam cev
…muaj cov cell uas hu ua porocytes vim tias lawv muaj cov pores uas xav tau kom tso dej rau hauv daim txhuam cev. Covporocytes tuaj yeem cog lus, yog li kaw qhov pores thaum lub sijhawm tsis zoo ib puag ncig.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Dab tsi yog daim txhuam cev divers?
Sponge diving yog kev dhia dej hauv qab kom sau cov sponges ntuj rau tib neeg siv. Nws yog daim ntawv qub tshaj plaws ntawm kev dhia dej hauv qab. Puas yog lawv tseem dhia rau daim txhuam cev? Nrog rau kev txhim kho ntawm daim txhuam cev hluavtaws, kev lag luam daim txhuam cev maj mam spluttered kom nres.
Cov archaeocytes nyob qhov twg hauv daim txhuam cev?
Lub luag haujlwm tseem ceeb ntawm flagellum pom meej yog tsim cov dej tam sim no, ntawm dab tshos yog ntes cov khoom noj. Cov archaeocytes, uas tau tawg nyob rau hauv the mesohyl mesohyl Lub mesohyl, yav tas los hu ua mesenchyme los yog mesoglea, yog cov gelatinous matrix nyob rau hauv ib daim txhuam cev.
Puas txhuam txhuam txhuam koj lub tsheb?
Thaum koj nqa koj lub tsheb mus rau lub tsheb ntxuav, tsis txhob siv lub tshuab ua npuas ncauj. Nws yuav twv yuav raug khawb ntawm koj lub tsho ntshiab, tshwj xeeb nrog Siberian Ice. Puas txhuam txhuam tsis zoo rau lub tsheb? Tshwj xeeb tshaj yog vim txhua tus siv lawv, lawv poob rau hauv av, thiab muaj av thiab grit uas yuav khawb koj lub tsheb.
Dab tsi yog daim txhuam cev nuv ntses?
Sponge diving yog kev dhia dej hauv qab kom sau cov sponges ntuj rau tib neeg siv. Nws yog daim ntawv qub tshaj plaws ntawm kev dhia dej hauv qab. Puas yog daim txhuam cev tseem sau tau? Txawm tias feem ntau cov sponges siv niaj hnub no yog hluavtaws, natural sea sponges tseem tab tom raug sau tseg hauv Tarpon Springs.
