Video: Vim li cas qhov nruab nrab liab ntxiv rau cov qauv poov xab?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
liab yellow Piav: Neutral liab diffuses rau hauv poov xab cell thiab tig liab vim cov kua dej intracellular yog acidic.
Tsis tas li ntawd kom paub yog, xim dab tsi yuav qhov nruab nrab liab stain yog tias nws nyob hauv cov poov xab?
Lub acidity ntawm sab hauv ntawm cov poov xab hlwb hloov lub nruab nrab liab mus rau ib tug txiv kab ntxwv - liab xim thaum cov tshuaj tseem nyob daj.
Ib yam li ntawd, thaum nruab nrab liab muab tso rau hauv ib qho acidic tov nws ua? Nqe lus piav qhia: Neutral liab yog ib qho hydrochloride tau los ntawm kev sib txuas cov dawb puag ntawm nruab nrab liab nrog ib qho sib npaug ntawm hydrochloric acid. Neutral liab ua raws li qhov ntsuas pH, hloov ntawm liab rau daj ntawm pH 6.8 thiab 8.0.
Ib yam li ntawd, tej zaum koj yuav nug tias, qhov nruab nrab liab ua haujlwm li cas?
Neutral liab (toluylene liab , Basic Liab 5, sau C. I. 50040) yog eurhodin dye siv rau staining hauv histology. Nws stains lysosomes liab . Nws yog siv raws li ib tug dav stain nyob rau hauv histology, raws li ib tug counterstain nyob rau hauv ua ke nrog nrog rau lwm yam dyes, thiab rau ntau staining txoj kev.
Yuav ua li cas koj ua ib tug nruab nrab liab stain?
1) Npaj ib smear rau huv, qhuav iav swb. 2) Cia nws cua qhuav thiab kho nrog maj mam cua sov. 3) Stain nrog Neisser's Methylene Blue (S023) rau 3 feeb. 4) Ntxuav tawm nrog dilute (1:10 nyob rau hauv dej distilled) Gram's Iodine Solution (S013) thiab tawm ib co ntawm cov tshuaj no rau ntawm swb rau 1 feeb.
Pom zoo:
Yuav ua li cas koj pom qhov nruab nrab thiab nruab nrab ntawm daim duab peb sab?
Txhawm rau nrhiav qhov chaw nruab nrab ntawm daim duab peb sab, nws yog qhov yooj yim tshaj plaws los kos tag nrho peb qhov nruab nrab thiab nrhiav lawv qhov kev sib tshuam. Txhawm rau kos qhov nruab nrab ntawm daim duab peb sab, ua ntej nrhiav qhov nruab nrab ntawm ib sab ntawm daim duab peb sab. Kos ib kab ntu uas txuas qhov taw tes no mus rau qhov rov qab vertex
Yog vim li cas sodium poov tshuaj twj tso kua mis suav hais tias yog ib qho kev thauj mus los uas cov kev taw qhia yog cov sodium thiab poov tshuaj tau pumped?
Sodium-Potassium Pump. Kev thauj mus los yog lub zog xav tau cov txheej txheem ntawm kev siv cov molecules thiab ions hla daim nyias nyias 'nce toj' - tiv thaiv kev sib tw gradient. Txhawm rau txav cov molecules tawm tsam lawv cov concentration gradient, yuav tsum muaj cov khoom siv protein
Koj pom qhov nruab nrab thiab nruab nrab hauv tableau li cas?
Kev sib txuas lus cov ntaub ntawv nrog Tableau los ntawm Ben Jones Qhov nruab nrab (lossis nruab nrab) yog txiav txim siab los ntawm kev suav tag nrho cov txiaj ntsig hauv cov ntaub ntawv teev thiab faib los ntawm tus lej ntawm qhov tseem ceeb. Qhov nruab nrab yog tus nqi nruab nrab hauv cov ntaub ntawv teev nyob rau hauv uas qhov tseem ceeb tau muab tso rau hauv kev txiav txim ntawm qhov loj
Vim li cas cov kab mob Gram tsis zoo tshwm liab liab thaum cov kab mob Gram zoo pom ntshav liab?
Gram zoo hlwb stain ntshav vim lawv cov peptotidoglycan txheej yog tuab txaus, txhais tau tias tag nrho cov kab mob Gram zoo yuav khaws lawv cov stain. Gram tsis zoo hlwb stain liab vim lawv muaj ib tug nyias peptidoglycan phab ntsa, thiab lawv yuav tsis khaws ib yam ntawm cov ntshav stain los ntawm crystal violet
Koj ua li cas sib npaug redox cov tshuaj tiv thaiv hauv acidic thiab nruab nrab nruab nrab?
Acid Conditions Solution. Kauj Ruam 1: Sib cais ib nrab cov lus teb. Kauj Ruam 2: Ntsuas cov ntsiab lus uas tsis yog O thiab H. Kauj Ruam 3: Ntxiv H2O kom sib npaug ntawm cov pa. Kauj Ruam 4: Sib npaug hydrogen los ntawm kev ntxiv protons (H +). Kauj Ruam 5: Ntsuas tus nqi ntawm txhua qhov sib npaug nrog electrons. Kauj Ruam 6: Ntsuas cov tshuaj tiv thaiv kom cov electrons sib npaug