Qhov Sib Txawv Ntawm Cov Kabmob thiab Cov Kabmob Ib Feem

Cov txheej txheem:

Qhov Sib Txawv Ntawm Cov Kabmob thiab Cov Kabmob Ib Feem
Qhov Sib Txawv Ntawm Cov Kabmob thiab Cov Kabmob Ib Feem

Video: Qhov Sib Txawv Ntawm Cov Kabmob thiab Cov Kabmob Ib Feem

Video: Qhov Sib Txawv Ntawm Cov Kabmob thiab Cov Kabmob Ib Feem
Video: ntawv txhaj tshuaj kab mob 19 puas yog lub cim 666 2024, Kaum ib hlis
Anonim

Qhov sib txawv tseem ceeb ntawm cov kab mob thiab cov kab mob ib nrab yog cov kab mob tag nrho yog nyob ntawm tus tswv tsev kom muaj sia nyob, kev loj hlob, thiab kev yug me nyuam thaum cov kab mob ib nrab tsuas yog nyob ntawm tus tswv tsev rau qee yam xws li dej thiab chaw nyob.

Parasites nyob ntawm lawv tus tswv tsev rau ib lossis ntau yam, uas ua rau lawv ua neej nyob mus ntxiv. Nyob ntawm lawv cov kev xav tau, cov kab mob cab tuaj yeem tsim teeb meem. Feem ntau cov kab mob muaj teeb meem vim lawv nyob ntawm lawv tus tswv tsev rau ntau qhov kev xav tau. Txawm li cas los xij, cov kab mob uas muaj qee qhov kev xav tau tsuas yog nyob ntawm qee qhov kev xav tau thiab raug cais raws li cov kab mob tsis zoo. Tab sis lawv tsis muaj teeb meem kiag li.

Pab yog dab tsi?

Parasites tag nrho nyob ntawm lawv tus tswv kom ua tiav txhua yam lawv xav tau. Cov kev cai no suav nrog kev loj hlob, ciaj sia taus, thiab kev yug me nyuam. Txij li thaum lawv tag nrho nyob ntawm tus tswv tsev, lawv raug xa mus rau tag nrho cov cab lossis holoparasites. Tsis tas li ntawd, parasites tsis tsim lawv tus kheej cov zaub mov. Lawv lub voj voog kev tsim tawm kuj yog tag nrho raws li tus tswv tsev kab mob.

Qhov tseem ceeb sib txawv - Parasites vs Partial Parasites
Qhov tseem ceeb sib txawv - Parasites vs Partial Parasites

Daim duab 01: Cuscuta cog

Cov kab mob raws li cov nroj tsuag ua tiav lawv cov khoom noj khoom haus los ntawm kev nqus cov kua txiv los ntawm tus tswv tsev. Cov piv txwv tshaj plaws ntawm cov nroj tsuag kab mob yog Cuscuta (dodder nroj tsuag). Cov kab mob cab no muaj cov nplooj qis qis thiab cov hauv paus tshwj xeeb hu ua haustoria. Haustoria pab kom cov kab mob cab nkag mus rau hauv cov ntaub so ntswg thiab nqus cov as-ham. Tsis tas li ntawd, muaj ob hom tsiaj parasites li endoparasites thiab ectoparasites. Endoparasites nyob hauv lub cev ntawm cov tsiaj thaum ectoparasites nyob ntawm lub cev ntawm cov tsiaj. Tsis tas li ntawd, tsiaj cab tuaj yeem yog cov kab mob lossis tsis muaj kab mob. Yog li ntawd, lawv muaj peev xwm ua rau muaj kab mob hauv cov tsiaj nyeg.

Dab tsi yog Parasites?

Cov kab mob ib nrab nyob ntawm lawv tus tswv tsev rau qee qhov kev xav tau. Cov kab mob ib nrab kuj tseem hu ua hemiparasites. Lawv tsis yog nyob ntawm tus tswv tsev rau kev noj haus, tab sis tsuas yog rau dej thiab chaw nyob. Cov kab mob ib nrab feem ntau yog photosynthetic vim lawv muaj chlorophyll. Yog li ntawd, lawv tsim lawv tus kheej cov zaub mov. Yog li ntawd, cov kab mob ib nrab tsis muaj kev phom sij thaum piv rau cov kab mob (tag nrho cov kab mob).

Qhov txawv ntawm Parasites thiab ib nrab Parasites
Qhov txawv ntawm Parasites thiab ib nrab Parasites

Daim duab 02: Ib feem ntawm cov kab mob - Rhinanthus

Feem ntau cov kab mob parasites yog cov nroj tsuag. Qee qhov piv txwv muaj xws li mistletoe, Santalum album (Indian sandalwood), Rhinanthus (rattle nroj tsuag) thiab lwm yam. The Western Australian Christmas tsob ntoo (Nuytsia floribunda) thiab daj rattle Rhinanthus yog ob qho piv txwv ntawm obligate cag kab mob parasite thiab facultative cag ib nrab cab, raws li.

Dab tsi yog qhov zoo sib xws ntawm cov kab mob thiab cov kab mob ib nrab?

  • Parasites thiab cov kab mob ib nrab nyob ntawm tus tswv tsev kom ua tiav ib lossis ntau qhov kev xav tau.
  • Ntxiv rau, ob hom nyob ntawm lawv tus tswv tsev rau chaw nyob.

Dab tsi yog qhov txawv ntawm cov kab mob thiab cov kab mob ib nrab?

Parasites tej zaum yuav tag nrho cov kab mob los yog cov kab mob ib nrab. Tag nrho cov kab mob nyob ntawm tus tswv tsev rau tag nrho lawv cov kev xav tau thaum cov kab mob ib nrab nyob ntawm lawv tus tswv tsev rau qee qhov kev xav tau tshwj tsis yog khoom noj khoom haus. Yog li, qhov no yog qhov sib txawv tseem ceeb ntawm cov kab mob parasites thiab cov kab mob ib nrab. Tsis tas li ntawd, qhov sib txawv loj ntawm cov kab mob thiab cov kab mob ib nrab yog tias cov kab mob ib nrab muaj chlorophylls los ua cov photosynthesis, tab sis tag nrho cov cab tsis muaj chlorophylls. Ntxiv mus, "holoparasites" yog ib lub ntsiab lus rau tag nrho cov kab mob thaum "hemiparasites" yog ib lo lus rau cov kab mob ib nrab.

Hauv qab infographic qhia txog qhov sib txawv ntawm cov kab mob parasites thiab cov kab mob ib nrab.

Qhov sib txawv ntawm cov kab mob thiab cov kab mob ib nrab -Tabular Form
Qhov sib txawv ntawm cov kab mob thiab cov kab mob ib nrab -Tabular Form

Summary – Parasites vs Partial Parasites

Qhov sib txawv tseem ceeb ntawm cov kab mob thiab cov kab mob ib nrab yog nyob ntawm lawv qhov cuam tshuam rau cov kab mob hauv lub cev. Parasites (tag nrho) nyob ntawm lawv tus tswv rau tag nrho lawv cov kev xav tau nrog rau cov khoom noj. Txawm li cas los xij, Cov kab mob ib nrab tsuas yog nyob ntawm tus tswv tsev rau dej thiab vaj tse, tsis yog cov khoom noj. Txij li cov kab mob ib nrab muaj chlorophyll, lawv photosynthesize thiab tsim lawv tus kheej cov zaub mov. Cov kab mob ib nrab feem ntau yog cov nroj tsuag thaum cov kab mob tag nrho suav nrog cov nroj tsuag thiab tsiaj txhu. Tsis tas li ntawd, tsiaj cab muaj ob pawg: endoparasites thiab ectoparasites. Yog li, qhov no qhia txog qhov sib txawv ntawm cov kab mob thiab cov kab mob ib nrab.

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