Cov txheej txheem:
- hom kab mob twg pom nyob hauv mycorrhizae?
- Dab tsi yog hom kab mob mycorrhiza?
- Daim ntawv ntau tshaj ntawm mycorrhizae yog dab tsi?
- Dab tsi yog ob hom kab mob ntau tshaj plaws ntawm mycorrhizae?
Video: Hom kab mob mycorrhizae twg pom hauv qhov micrograph no?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Mycorrhizal Fungi Arbuscular mycorrhizas (AM) yog hom mycorrhizal feem ntau. Cov fungi muaj peev xwm tsim kom muaj kev sib koom ua ke nrog cov nroj tsuag hauv av feem ntau. Siv DNA ua ntu zus cov fungi tau muab faib ua cov kab mob fungal cais, Glomeromycota (Schüßler li al., 2001).
hom kab mob twg pom nyob hauv mycorrhizae?
Mycorrhizal fungi account rau kwv yees li 10% ntawm cov kab mob fungal, suav nrog txhua yam ntawm Glomeromycota thiab feem ntau ntawm Ascomycota thiab Basidiomycota. Muaj ntau yam sib txawv ntawm cov koom haum mycorrhizal, suav nrog arbuscular, ericoid, orchid thiab ectomycorrhiza.
Dab tsi yog hom kab mob mycorrhiza?
Muaj ob yam tseem ceeb ntawm mycorrhizae: ectomycorrhizae, thiab endomycorrhizae. Lawv raug cais los ntawm qhov twg cov fungi colonize ntawm cov nroj tsuag.
Daim ntawv ntau tshaj ntawm mycorrhizae yog dab tsi?
Arbuscular mycorrhizae (feem ntau hu ua AM) yog qhov ntau tshaj plaws thiab nthuav dav ntawm tag nrho cov mycorrhizae thiab pom muaj ntau txog 85%-90% ntawm cov nroj tsuag hauv ntiaj teb. Nyob rau hauv lub koom haum no cov fungus tshwm sim nyob rau hauv lub hlwb ntawm cov nroj tsuag cag raws li ib tug heev branched shrubby qauv hu ua ib tug arbuscule.
Dab tsi yog ob hom kab mob ntau tshaj plaws ntawm mycorrhizae?
Muaj ob yam tseem ceeb ntawm mycorrhiza: ectomycorrhizae thiab endomycorrhizae. Ectomycorrhizae yog cov kab mob uas tsuas yog cuam tshuam nrog cov cag ntoo, thaum endomycorrhizae tsim lawv cov koom haum hauv cov hlwb ntawm tus tswv.
Pom zoo:
Yuav tshuaj tua kab mob plawv puas tua kab mob kab mob?
Tsis yog txhua qhov kev tiv thaiv kab mob plawv kho thiab tswj cov kab mob sib kis. HEARTGARD® Plus (ivermectin/pyrantel) pab tiv thaiv kab mob plawv THIAB kho thiab tswj ob hom kab mob kab mob. HEARTGARD Plus yog cov nqaij nyuj tiag tiag uas dev hlub, 4 yog li yooj yim muab .
Puas muaj ntau hom kab mob los yog kab mob unicellular?
"Unicellularity tau ua tiav tiav - cov kab mob unicellular muaj ntau ntau dua li cov kab mob ntau lub cev, thiab tau nyob ib puag ncig tsawg kawg yog 2 billion xyoo ntxiv," hais tias tus thawj coj tshawb fawb Eric Libby, tus kws paub txog lej biologist ntawm lub koom haum Santa Fe hauv New Mexico .
Puas yog kab mob qhua pias thiab kab mob qhua pias los ntawm tib tus kab mob no?
Ntxhais kab mob yog kab mob kab mob ntawm daim tawv nqaijtshwm sim los ntawm tus kab mob cowpox lossis kab mob catpox. Qhov no yog ib tug tswv cuab ntawm tsev neeg Orthopoxvirus, uas suav nrog tus kab mob variola uas ua rau cov kab mob me. Cowpox zoo ib yam li tab sis mob me dua li kis tau zoo heev thiab qee zaum ua rau tus kab mob me me tuag taus .
Dab tsi yog qhov txawv ntawm kev pom tsis pom thiab pom tsis pom ntau dua?
Kev muaj peev xwm tawm tsam yam tsis muaj qhov kawg ntawm kev sau ntawv vs kev tuaj yeem cuam tshuam rau lwm tus neeg kuj yog qhov sib txawv. Qhov tseem ceeb Invisibility yog "qhov tseeb nrhiav / nkaum / mus ncig tsis pom" qhov twg Qhov Kev Pom Zoo Tshaj Plaws yog ntau ntawm kev sib ntaus sib tua Puas pom qhov tsis pom kev ua haujlwm ntawm kev pom tsis pom ntau dua?
Puas yog tus kab mob plague yog tus kab mob lossis kab mob?
Kab mob plague yog tshwm sim los ntawm cov kab mob Yersinia pestis, cov kab mob zoonotic feem ntau pom hauv cov tsiaj me thiab lawv cov dev. Cov neeg kis tus kab mob Y. pestis feem ntau tshwm sim tom qab lub sij hawm incubation ntawm ib mus rau xya hnub.
