Kunyumba> Nkhani> Kodi ndichifukwa chiyani mbale ya Petri iyenera kusokonekera pomwe imalangidwa pambale?
July 03, 2023

Kodi ndichifukwa chiyani mbale ya Petri iyenera kusokonekera pomwe imalangidwa pambale?

Mu chikhalidwe cha mbale, mbale ya petri iyenera kutembenuzidwa mozondoka, makamaka pazifukwa zotsatirazi

1. Kupewa kuipitsidwa

Chipatala chikakhala chowongoka, madzi amasungunuka kwa chikhalidwe chapakatikati amakhumudwitsidwa pachikuto cha mbale ndipo amatha kuchititsa mabakiteriya kuti abwererenso mawonekedwe a chikhalidwe, ndikupangitsa kuipitsidwa ndi kukhudzidwa zotsatira za chikhalidwe.

Chipatala chikasinthira, madzi osinthika osinthika amachepetsa mkati mwa chikhalidwe chamitundu, ndikusinthasintha komanso kuvomerezedwa mogwirizana, zomwe sizikhudza zotsatira za chikhalidwe. Popeza mpweya mu mbale sangathe kuyenda mosavuta, matenda okhala ndi mabakiteriya akunja amachepetsedwa kwambiri momwe angathere ndi kuipitsa kwa sing'anga ndi chikhalidwe cha mabakiteriya amaletsedwa.

2. Kufikira kosavuta

Popeza mbale ya Petri ili ndi chivindikiro chachikulu komanso pansi pang'ono, ndizosavuta kukweza chivundikiro chokha pochotsa chinsinsi cha petri, chikuwonetsa chikhalidwe chamtunduwu, ndikupangitsa kuipitsidwa kapena kugwetsa mbale ya petri. Mbale yotsekeredwa imatha kusunga mawonekedwe ake oyambira akachotsedwa, ndipo sizophweka kupatukana pansi ndi kuyika mbaleyo, kupewa kuipitsidwa kwa mabakiteriya m'chilengedwe.

3. Kuchepetsa mphamvu

Mu cholumikizira chokakamiza, kuteteza mbale ya chikhalidwe kumatha kuchepetsa mpweya padziko lapansi, kuchepetsa kuchuluka kwa madzi, ndikuwonetsetsa kuti sing'angayo singasokoneze mosavuta ndipo sizikhudza kukula kwa tizilombo. Ziweta mbale za Petri zimathandiza kwambiri kukula kwa bakiteriya ndi kuchulukitsa.

4. yosavuta kuwona

Kuthetsa mbale ya Petri imalola kufalikira kwa madera ena, komwe kumalimbikitsa mapangidwe ake ndi kuwunikira osavuta.


petri dish



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