Video: Yuav ua li cas yog tias koj tau txais tooj liab sulfate hauv koj lub qhov muag?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Dab tsi yog qee cov cim qhia thiab cov tsos mob los ntawm luv luv raug rau tooj liab sulfate ? Copper sulfate tuaj yeem ua rau mob hnyav qhov muag khaus khaus. Noj ntau ntau ntawm tooj liab sulfate tuaj yeem ua rau xeev siab, ntuav, thiab kev puas tsuaj rau lub cev nqaij daim tawv, cov qe ntshav, tus lub siab, thiab lub raum. Nrog rau qhov tshwm sim loj heev, poob siab thiab tuag ua tau tshwm sim.
Ib yam li ntawd, tib neeg nug, yuav ua li cas yog tias koj tau txais tooj liab sulfate ntawm koj daim tawv nqaij?
Copper sulfate tuaj yeem yuav corrosive rau daim tawv nqaij thiab qhov muag. Nws yog nkag absorbed los ntawm daim tawv nqaij thiab ua tau tsim ib qho mob kub hnyiab, nrog rau tus tib yam mob hnyav ntawm lom los ntawm kev noj. Daim tawv nqaij Kev sib cuag yuav ua rau khaus lossis eczema (13).
Tsis tas li ntawd, vim li cas tooj liab sulfate tsis zoo rau ib puag ncig? Cov kab mob xav tau tooj liab rau lawv li ib txwm ua haujlwm thiab kho lawv sab hauv ib puag ncig khaws cia tooj liab theem tsis tu ncua. Ntau dhau lawm tooj liab sulfate tuaj yeem ua rau daim tawv nqaij puas, cuam tshuam rau lub plab thiab txoj hnyuv, thiab ua rau lub ntsws ua pa. Cov ntses dej qab zib thiab invertebrates yog rhiab heev rau tooj liab.
Kuj paub yog, yog tooj liab sulfate lom rau tib neeg?
Thaum raug qhov ncauj, tooj liab sulfate yog nruab nrab tshuaj lom . Raws li kev tshawb fawb, qhov tsawg tshaj plaws koob tshuaj tooj liab sulfate uas muaj a tshuaj lom cuam tshuam rau tib neeg yog 11 mg/kg. Vim nws cov nyhuv irritating ntawm lub plab hnyuv, ntuav yog cia li pib nyob rau hauv cov ntaub ntawv ntawm tus kab mob. noj ntawm tooj liab sulfate.
Puas yog tooj liab sulfate yog carcinogen?
Teb Chaws Asmeskas EPA tsis tau ntsuas tooj liab sulfate rau carcinogenic cuam tshuam vim tsis muaj pov thawj tseeb txuas tooj liab los yog tooj liab ntsev rau kev mob qog noj ntshav hauv cov tsiaj uas muaj peev xwm tswj tau ib txwm tooj liab hauv lawv lub cev. Saib lub thawv ntawv ntawm Cancer. Txo qis tooj liab qib yuav inhibit kev loj hlob ntawm qog nqaij hlav.
Pom zoo:
Vim li cas peb thiaj cia siab tias cov kab mob Gram tsis zoo yuav stain liab liab thaum lub sij hawm Gram staining txheej txheem?
Thaum cov kab mob gram zoo stain violet vim muaj cov txheej txheem peptidoglycan tuab nyob rau hauv cov phab ntsa ntawm lawv cov cell, cov kab mob gram tsis zoo stain liab, vim yog cov txheej peptidoglycan thinner hauv lawv cov phab ntsa ntawm tes (peptidoglycan txheej tuab dua tso cai rau cov kab mob gram zoo stains violet. tuav lub stain, tab sis ib txheej nyias
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Yog tias tus poj niam uas muaj lub zeem muag zoo li no (heterozygous rau qhov muag tsis pom xim) yuav ib tug txiv neej ib txwm muaj (XY), cov xeeb ceem hauv qab no tuaj yeem xav tau hauv F2 tiam: ntawm cov ntxhais, 50% yog ib txwm muaj thiab 50% yog cov neeg nqa khoom rau cov kab mob; ntawm cov tub, 50% yog xim dig muag thiab 50% yog qhov pom kev zoo
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Mitosis tshwm sim nyob rau hauv ob lub nuclei uas zoo tib yam rau thawj nucleus. Yog li, ob lub hlwb tshiab tsim tom qab kev faib tawm ntawm tes muaj tib yam khoom siv caj ces. Thaum lub sij hawm mitosis, chromosomes condense los ntawm chromatin. Thaum saib nrog lub microscope, chromosomes pom nyob rau hauv lub nucleus
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Koj pom thaj tsam ntawm lub ntsej muag siv lub ntsej muag li cas?
Qhov chaw saum npoo yog qhov sib npaug ntawm thaj chaw ntawm txhua lub ntsej muag (lossis qhov chaw) ntawm 3D duab. Ib lub cuboid muaj 6 lub ntsej muag. Txhawm rau nrhiav thaj chaw saum npoo ntawm lub cuboid, ntxiv cov cheeb tsam ntawm tag nrho 6 lub ntsej muag. Peb tseem tuaj yeem sau qhov ntev (l), dav (w), thiab qhov siab (h) ntawm lub prism thiab siv cov qauv, SA = 2lw + 2lh + 2hw, txhawm rau nrhiav thaj chaw saum npoo