Koj paub li cas amoebas?
Koj paub li cas amoebas?

Video: Koj paub li cas amoebas?

Video: Koj paub li cas amoebas?
Video: Hlub Koj Li Qub Baby By Huab Vwj & Celesna Lor 2024, Kaum ib hlis
Anonim

Thaum saib, amoebas yuav tshwm zoo li cov xim tsis muaj xim (pob tshab) jelly txav mus thoob plaws teb maj mam thaum lawv hloov cov duab. Raws li nws hloov nws cov duab, nws yuav pom protruding ntev, ntiv tes zoo li projections (kos thiab thim).

Ua raws li qhov no hauv kev xav, dab tsi microscope siv los saib amoebas?

compound light microscope

Dab tsi yog 3 yam ntxwv ntawm amoeba? Txhua amoeba Nws muaj ib tug me me ntawm jellylike cytoplasm, uas yog sib txawv rau hauv ib tug nyias txheej plasma membrane, ib txheej ntawm txhav, ntshiab ectoplasm nyob rau hauv lub plasma membrane, thiab ib tug central granular endoplasm. Lub endoplasm muaj cov khoom noj vacuoles, ib tug granular nucleus, thiab ib tug ntshiab contractile vacuole.

Ntxiv mus, dab tsi magnification koj xav pom amoeba?

Amoebas nyob rau hauv lub microscope - 1000x magnification.

Kuv tuaj yeem nrhiav amoeba qhov twg?

Amoeba muaj nyob rau hauv cov dej tshiab, feem ntau ntawm cov nroj tsuag decaying los ntawm cov kwj deg, tab sis tsis yog tshwj xeeb tshaj yog nyob rau hauv cov xwm. Txawm li cas los xij, vim qhov yooj yim uas lawv tuaj yeem tau txais thiab khaws cia hauv chav kuaj, lawv yog cov khoom siv ntawm kev kawm, ob qho tib si ua tus sawv cev protozoa thiab ua kom pom cov qauv ntawm tes thiab kev ua haujlwm.

Pom zoo: