Puas yog tag nrho cov kab mob muaj cov tshuaj ntsiav?
Puas yog tag nrho cov kab mob muaj cov tshuaj ntsiav?

Video: Puas yog tag nrho cov kab mob muaj cov tshuaj ntsiav?

Video: Puas yog tag nrho cov kab mob muaj cov tshuaj ntsiav?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
Anonim

Cov kab mob capsule yog ib tug loj heev qauv ntawm ntau kab mob . Cov tshuaj ntsiav -uas tuaj yeem pom nyob rau hauv gram negative thiab gram-positive kab mob - txawv ntawm qhov thib ob lipid membrane - kab mob Sab nrauv daim nyias nyias, uas muaj lipopolysaccharides thiab lipoproteins thiab pom tsuas yog nyob rau hauv gram-tsis zoo. kab mob.

Hais txog qhov no, puas yog txhua lub hlwb puas muaj tshuaj ntsiav?

Prokaryotic hlwb muaj tsuas yog: prokaryotic flagella, pili, tshuaj ntsiav , cell phab ntsa , plasma membrane, ribosomes, thiab cheeb tsam nucleoid nrog DNA. Eukaryotic cell ua tsis yog muaj a cell hnab ntawv, raws li cov tsiaj thiab nroj tsuag hlwb tsis pom thiab a tshuaj ntsiav thiab cog cell ua tsis yog muaj phab ntsa ntawm tes.

Ib yam li ntawd, tag nrho cov kab mob puas muaj Glycocalyx? Glycocalyx . Cov glycocalyx yog txheej txheej carbohydrate-enriched uas npog sab nraud ntawm ntau eukaryotic hlwb thiab prokaryotic hlwb, tshwj xeeb tshaj yog kab mob . Ib qho ntxiv loosely txuas glycocalyx muaj uas tuaj yeem raug tshem tawm ntawm lub xovtooj yooj yim dua yog hu ua slime txheej.

Kuj paub, puas yog kab mob capsule Antigenic?

Cov kab mob capsules yog ib qho ntawm cov txheej txheem sab nraud tshaj plaws ntawm cov kab mob nto, uas yuav kiag li puag ncig tag nrho cov antigenic molecules los yog tej zaum yuav coexpressed nrog lwm yam cov kab mob antigens.

Dab tsi yog tsis pom nyob rau hauv tag nrho cov kab mob?

Kab mob yog tag nrho ib leeg xwb. Cov hlwb yog tag nrho prokaryotic tshuaj. Qhov no txhais tau tias lawv ua tsis yog muaj nucleus los yog ib yam lwm cov qauv uas yog surrounded los ntawm daim nyias nyias. Nws yog hu ua chromosomal DNA thiab yog tsis muaj nyob rau hauv ib tug nucleus.

Pom zoo: