Video: Cov dej puas tsim nyog rau germination?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Dej yog xav tau rau germination . Cov noob laus feem ntau qhuav heev thiab yuav tsum tau noj ntau npaum li cas dej , txheeb ze rau qhov hnyav qhuav ntawm cov noob, ua ntej cellular metabolism thiab kev loj hlob tuaj yeem rov pib dua. Feem ntau cov noob xav tau txaus dej kom moisten cov noob tab sis tsis txaus rau soak lawv.
Kuj tseem paub yog, cov noob tuaj yeem tawg yam tsis muaj dej?
Tsis muaj dej , hlwb tsis tuaj yeem ua lawv cov haujlwm tsim nyog thiab cov noob yuav tsis yog tawg . Thaum a noob nqus dej , nws yog hu ua imbibition. Lwm yam noob yuav tsum tau txias txias ua ntej lawv tuaj yeem tawg.
Tsis tas li ntawd, yuav tsum muaj dej ntau npaum li cas rau kev cog qoob loo? 1 Teb. Tsuas yog me ntsis xwb xav tau dej . Yog tias koj cog rau ntawm qhov tob, nyob ib ncig ntawm 1 nti tob, qhov dej koj tau muab rau lawv yuav tsum muaj ntau kom tau txais noob sprouted. Nyob ntawm qhov kub thiab txias, nws yuav siv li 5-10 hnub ua ntej koj pom cov nplej sprouting.
Tsis tas li ntawd, dej puas cuam tshuam cov noob germination?
Dej yog ib qho kev xav tau yooj yim rau germination . Teb muaj peev xwm noo noo yog hais txog optimum rau germination hauv av; txawm li cas los xij, germination Nws txawv ntawm hom thiab tej zaum yuav tshwm sim ntawm cov av noo nyob ze ntawm qhov chaw mus tas li wilting. Feem ntau noob muaj cov ntsiab lus tseem ceeb ntawm noo noo rau germination tshwm sim.
Yuav ua li cas dej activate germination?
Dej . Feem ntau cov noob yuav tsum tau noj dej rau tawg ; Qhov no yog hu ua imbibition GLOSSARY imbibitionthe noj cov kua, ua rau o.. Dej : hydrates enzymes hauv lub noob , ua haujlwm lawv. Vim li ntawd lub noob pib tso lub zog los ntawm nws lub khw muag khoom noj kom loj hlob.
Pom zoo:
Dab tsi yog cov txheej txheem tsim nyog rau kev ntxuav cov cuvettes?
Ua ntej siv, cuvettes yuav tsum tau ntxuav kom tshem tawm cov seem seem. Yog tias cov cuvettes zoo li huv si, tsuas yog yaug ob peb zaug nrog dej distilled, tom qab ntawd ib zaug nrog acetone (kom tsis txhob muaj dej) thiab tawm mus rau huab cua qhuav nyob rau hauv txoj hauj lwm inverted (xws li ntawm cov ntaub so ntswg) ua ntej siv
Qhov kev sib npaug twg yog qhov tsim nyog los suav cov cua sov uas tsim los ntawm HCl NaOH cov tshuaj tiv thaiv?
Xam cov naj npawb ntawm moles ntawm lub hauv paus koj ntxiv los txiav txim siab molar tshav kub ntawm qhov nruab nrab, qhia siv qhov sib npaug Δ H = Q ÷ n, qhov twg 'n' yog tus naj npawb ntawm moles. Piv txwv li, xav tias koj ntxiv 25 mL ntawm 1.0 M NaOH rau koj HCl los ua kom muaj cua sov ntawm nruab nrab ntawm 447.78 Joules
Cov khoom dab tsi ntawm cov dej tso cai rau cov dej los lo rau lub penny?
Kev sib koom tes
Vim li cas thiaj nres thiab pib codons tsim nyog rau kev tsim cov protein?
Pib thiab nres codons yog ib qho tseem ceeb vim hais tias lawv qhia lub xov tooj ntawm tes machinery qhov twg yuav pib thiab xaus kev txhais lus, txheej txheem ntawm kev ua cov protein. Qhov pib codon cim qhov chaw ntawm qhov kev txhais lus rau hauv protein ntau pib. Qhov nres codon (los yog termination codon) cim lub vev xaib uas txhais lus xaus
Dab tsi yog qhov tseem ceeb tshaj plaws uas yuav tsum muaj rau cov kua dej ntws hauv cov kav dej Dab tsi lwm yam cuam tshuam rau cov dej ntws?
Thaum ib qho kev quab yuam sab nraud yog exerted rau ntawm cov kua uas muaj, qhov tshwm sim siab yog kis sib npaug thoob plaws hauv cov kua. Yog li txhawm rau kom dej ntws, dej xav tau qhov sib txawv siab. Cov kav dej kuj tuaj yeem cuam tshuam los ntawm cov kua dej, cov yeeb nkab loj, qhov kub thiab txias (cov kav dej khov), cov kua dej ntom ntom