Universe 2024, Kaum ib hlis

Dab tsi yog qhov ci ntsa iab uas ua hluav taws xob thiab cua sov?

Dab tsi yog qhov ci ntsa iab uas ua hluav taws xob thiab cua sov?

Electron - Ib qho subatomic particle uas muaj qhov tsis zoo hlau - Cov khoom uas ci ntsa iab thiab ua kom sov thiab hluav taws xob zoo

Cov pa roj yog dab tsi?

Cov pa roj yog dab tsi?

Ib leeg, oxygen yog ib qho tsis muaj xim thiab tsis muaj ntxhiab molecule uas yog cov pa roj ntawm chav tsev kub. Oxygen molecules tsis yog tib yam ntawm cov pa oxygen hauv huab cua; Koj tseem yuav pom oxygen asozone (O3) thiab carbon dioxide (CO2)

Koj puas ntxiv cov kua qaub rau hauv lub hauv paus lossis lub hauv paus rau cov kua qaub?

Koj puas ntxiv cov kua qaub rau hauv lub hauv paus lossis lub hauv paus rau cov kua qaub?

Ntxiv cov kua qaub ua kom cov concentration ntawm H3O + ions hauv cov tshuaj. Ntxiv ib lub hauv paus txo cov concentration ntawm H3O + ions hauv cov tshuaj. Cov kua qaub thiab lub hauv paus zoo li cov tshuaj tiv thaiv. Yog hais tias lub hauv paus yog ntxiv rau cov kua qaub, cov tshuaj yuav tsis acidic thiab txav mus rau nruab nrab ntawm pH nplai

Txoj kev sib raug zoo tsis muaj zog txhais li cas?

Txoj kev sib raug zoo tsis muaj zog txhais li cas?

Yog tias r nyob ze rau xoom, nws txhais tau hais tias cov ntaub ntawv muaj kev sib raug zoo linear tsis muaj zog lossis tsis muaj kev sib raug zoo. Thaum r nyob ze rau xoom, nws muaj peev xwm hais tias cov ntaub ntawv muaj kev sib raug zoo curvilinear (raws li peb pom hauv qhov piv txwv no)

Dab tsi yog siv hauv DNA replication thiab protein synthesis?

Dab tsi yog siv hauv DNA replication thiab protein synthesis?

Kev sau ntawv. Kev sau ntawv yog cov txheej txheem uas DNA tau theej (tshaj tawm) rau mRNA, uas nqa cov ntaub ntawv xav tau rau kev tsim cov protein. Kev hloov pauv yuav tshwm sim hauv ob kauj ruam dav. Ua ntej, ua ntej tus tub txib RNA yog tsim, nrog rau kev koom tes ntawm RNA polymerase enzymes

Qhov twg ntawm xab npum molecule yog nonpolar?

Qhov twg ntawm xab npum molecule yog nonpolar?

Qhov ntev hydrocarbon saw yog tsis-polar thiab hydrophobic (repelled los ntawm dej). ' ntsev' kawg ntawm xab npum molecule yog ionic thiab hydrophilic (dej soluble)

Yuav ua li cas lwm tus protist yog Volvox zoo ib yam li?

Yuav ua li cas lwm tus protist yog Volvox zoo ib yam li?

Tsis tas li ntawd zoo ib yam li cov nroj tsuag, cov chlorophytes, nrog rau Volvox, feature cellulose cell phab ntsa thiab chloroplasts. Cov tswv cuab ntawm lub nceeg vaj Protista no tuaj yeem ua tus sawv cev hauv kev ntsuas dej kom zoo rau nitrates thiab lwm yam nitrogen-nplua nuj yaj

Cell puas tuaj yeem nyob tsis muaj nucleus?

Cell puas tuaj yeem nyob tsis muaj nucleus?

Lub nucleus tswj kev ua haujlwm txhua hnub ntawm lub cell. Organelles xav tau cov lus qhia los ntawm lub nucleus.Yog tsis muaj nucleus, lub cell tsis tuaj yeem tau txais yam nws xav tau kom muaj sia nyob thiab vam meej. Lub cell tsis muaj DNA tsis muaj peev xwm ua tau ntau yam uas tsis yog nws txoj haujlwm

Nws siv sijhawm ntev npaum li cas rau mercury los ua ib qho kev sib hloov?

Nws siv sijhawm ntev npaum li cas rau mercury los ua ib qho kev sib hloov?

Nws yuav siv sij hawm Mercury txog 59 hnub ntiaj teb los tig ib zaug ntawm nws axis (lub sij hawm tig), thiab txog 88 Hnub Ntiaj Teb kom tiav ib lub orbit txog lub hnub

2n h2so4 txhais li cas?

2n h2so4 txhais li cas?

Koj xav npaj 2N H2SO4 acid. Txhais tau tias 1M (molar) acid koj xav npaj

Chindo viburnum yog dab tsi?

Chindo viburnum yog dab tsi?

Chindo Viburnum yog ib tsob nroj loj hlob sai heev uas tuaj yeem ncav cuag 20 ntxiv ko taw hauv qhov siab. Nws muaj zoo nkauj tsaus ntsuab nplooj thiab reddish kev loj hlob tshiab. Chindo Viburnum qeeb pib loj hlob, tab sis nws thiaj li loj hlob sai heev. Nws thiaj li yuav tau paj thiab liab berries

Yuav ua li cas tshwm sim thaum Orthoboric acid yog rhuab tshaj 370k?

Yuav ua li cas tshwm sim thaum Orthoboric acid yog rhuab tshaj 370k?

Ntawm cov cua kub orthoboric acid saum toj no 370k cov ntaub ntawv metabolic, HBO2, uas ntawm cov cua kub ntxiv yields boric oxide B2O3

Koj pom qhov ntev li cas thaum muab ntim?

Koj pom qhov ntev li cas thaum muab ntim?

Chav ntsuas Volume = ntev x dav x qhov siab. Koj tsuas yog yuav tsum paub ib sab los txheeb xyuas qhov ntim ntawm lub voos xwmfab. Cov ntsuas ntsuas rau ntim yog cubic units. Volume yog nyob rau hauv peb-dimensions. Koj tuaj yeem muab cov sab hauv txhua qhov kev txiav txim. Sab twg koj hu ntev, dav, lossis qhov siab tsis muaj teeb meem

Koj yuav daws qhov teeb meem li cas?

Koj yuav daws qhov teeb meem li cas?

Ua ntej, sau qhov kev faib ua feem, siv ib tsab ntawv los sawv cev rau lub sij hawm uas ploj lawm. Peb pom cov khoom ntoo khaub lig los ntawm kev muab 20 npaug x, thiab 50 npaug ntawm 30. Ces faib mus nrhiav x. Kawm cov kauj ruam no kom ze, vim tias qhov no yog cov txheej txheem peb yuav siv ntau zaus hauv algebra

Jominy quench test yog dab tsi?

Jominy quench test yog dab tsi?

Jominy End Quench Test. Jominy End Quench Test ASTM A 255 ntsuas Hardenability ntawm steels. Hardenability yog ib qho kev ntsuas ntawm lub peev xwm ntawm cov hlau yuav tsum hardened nyob rau hauv qhov tob thaum quenched los ntawm nws austenitizing kub. Hardenability ntawm cov hlau yuav tsum tsis txhob totaub nrog lub hardness ntawm cov hlau

Kuv yuav stream kahoot li cas?

Kuv yuav stream kahoot li cas?

Tau txais txhua tus Kahoot! 'ing txhua lub sijhawm: yuav ua li cas tuav kahoot nyob ntawm peb lub app Qhib Kahoot! Xaiv lub kahoot koj xav tuav, thiab coj mus rhaub Ua si. Coj mus rhaub Live Game. Txhawm rau tsom iav koj lub vijtsam nrog AirPlay (iOS), los so ntawm ntug hauv qab ntawm lub vijtsam kom qhib Chaw Tswj

Lub kaum sab xis yog dab tsi?

Lub kaum sab xis yog dab tsi?

Hauv geography, lub kaum sab xis yog qhov ntsuas ntawm lub kaum sab xis ntawm ob kab los ntawm tib lub ntsiab lus. Feem ntau, cov kaum sab xis yog ntsuas hauv degrees, ntawm 0 txog 360. Lub kaum sab xis ntawm 90 degrees yuav yog lub kaum sab xis, uas yog tsim los ntawm ob kab perpendicular

Dab tsi yog qhov zoo ntawm fractional distillation tshaj qhov yooj yim distillation?

Dab tsi yog qhov zoo ntawm fractional distillation tshaj qhov yooj yim distillation?

Fractional distillation yog qhov ua tau zoo dua hauv kev sib cais cov kev daws teeb meem zoo tshaj plaws rau hauv lawv cov khoom ntshiab dua li qhov yooj yim distillation. rau cov kev daws teeb meem uas sib txawv me ntsis ntawm Raoult txoj cai, txoj kev tseem tuaj yeem siv rau kev sib cais tag nrho

Nyob rau hauv dab tsi phaj tectonic chaw hu metamorphism tshwm sim?

Nyob rau hauv dab tsi phaj tectonic chaw hu metamorphism tshwm sim?

Kev sib cuag metamorphism tshwm sim nyob txhua qhov chaw uas muaj kev cuam tshuam ntawm plutons tshwm sim. Nyob rau hauv cov ntsiab lus ntawm phaj tectonics txoj kev xav, plutons nkag mus rau hauv lub crust ntawm convergent phaj ciam teb, nyob rau hauv rifts, thiab thaum lub sij hawm lub roob lub tsev uas yuav siv qhov chaw uas continents sib tsoo

Yuav ua li cas koj kos ib daim duab dawb lub cev?

Yuav ua li cas koj kos ib daim duab dawb lub cev?

Txhawm rau kos ib daim duab dawb-lub cev, peb kos cov khoom ntawm kev txaus siab, kos tag nrho cov quab yuam ua ntawm qhov khoom ntawd, thiab daws txhua qhov quab yuam vectors rau hauv x- thiab y-cov khoom. Peb yuav tsum kos ib daim duab dawb-lub cev nyias nyias rau txhua yam khoom hauv qhov teeb meem

Sporophytic Apomixis yog dab tsi?

Sporophytic Apomixis yog dab tsi?

Sporophytic apomixis, tseem hu ua adventitious embryony, yog ib txoj kev uas lub embryo tshwm sim ncaj qha los ntawm lub nucellus los yog integument ntawm lub ovule (Koltunow li al., 1995)

Vim li cas lub xov tooj ntawm tes suav hais tias yog cov qauv tsim thiab kev ua haujlwm ntawm txhua yam kabmob?

Vim li cas lub xov tooj ntawm tes suav hais tias yog cov qauv tsim thiab kev ua haujlwm ntawm txhua yam kabmob?

Cell hu ua structural unit vim lub cev ntawm tag nrho cov kab mob yog tsim los ntawm cov hlwb. Nws yog lub luag haujlwm ntawm lub neej vim tias tag nrho cov haujlwm ntawm lub cev (physiological, biochemical. genetic thiab lwm yam haujlwm) yog ua los ntawm cov hlwb

Yuav ua li cas yog transgenic kab mob los yog GMO tsim?

Yuav ua li cas yog transgenic kab mob los yog GMO tsim?

Cov qauv transgenic yog tsim los ntawm kev tswj cov noob caj noob ces ntawm cov hom tsiaj kom lawv nqa cov khoom siv caj ces exogenous lossis cov noob los ntawm lwm hom hauv lawv cov genome. Knock-in thiab knockout tsiaj tau raug hloov kho los ntawm ntau tshaj- lossis underexpress cov protein coded los ntawm ib lossis ntau cov noob

Qhov twg yog qhov qub tshaj plaws paub fossils pom?

Qhov twg yog qhov qub tshaj plaws paub fossils pom?

Cov ntaub ntawv pov thawj ntawm biogenic graphite, thiab tejzaum nws yoglystromatolites, tau pom nyob rau hauv 3.7 billion-xyoo-laus metasedimentary pob zeb nyob rau sab qab teb sab hnub poob Greenland, thiab piav nyob rau hauv 2014 nyob rau hauv Xwm. 'Tseem tshuav ntawm lub neej' tau pom nyob rau hauv 4.1billion-xyoo-laus pob zeb hauv Western Australia, thiab tau piav qhia hauv 2015 txoj kev tshawb fawb

Lub kaum sab xis twg yog sib haum?

Lub kaum sab xis twg yog sib haum?

Thaum ob kab sib tshuam lawv tsim ob khub ntawm lub kaum sab xis, A + C thiab B + D. Lwm lo lus rau cov kaum sab xis yog cov kaum sab xis. Vertical angles yeej ib txwm congruent, uas txhais tau hais tias lawv sib npaug. Cov ces kaum uas nyob ib sab yog cov ces kaum uas tawm ntawm tib lub vertex

Dab tsi yog niam txiv cell hauv meiosis?

Dab tsi yog niam txiv cell hauv meiosis?

Meiosis yog ib hom kev faib ntawm tes uas txo cov chromosomes hauv niam txiv cell los ntawm ib nrab thiab tsim plaub gamete hlwb. Cov txheej txheem ua rau plaub tus ntxhais lub hlwb uas yog haploid, uas txhais tau hais tias lawv muaj ib nrab ntawm cov chromosomes ntawm diploid niam txiv cell

Dab tsi yog qhov sib txawv ntawm cov rog yuav cuam tshuam rau kev sib cuam tshuam ntawm cov dej molecules?

Dab tsi yog qhov sib txawv ntawm cov rog yuav cuam tshuam rau kev sib cuam tshuam ntawm cov dej molecules?

1 Teb. Qhov tseeb, dej muaj tag nrho peb hom kev sib xyaw ua ke, nrog qhov muaj zog tshaj plaws yog hydrogen bonding. Txhua yam muaj London dispersion yuam cov kev sib cuam tshuam tsis muaj zog yog ib ntus dipoles uas tsim los ntawm kev hloov ntawm electrons nyob rau hauv ib lub molecule

Cov pob zeb dab tsi nyob hauv Grand Canyon?

Cov pob zeb dab tsi nyob hauv Grand Canyon?

Hauv Grand Canyon, kev tsis sib haum xeeb yog tshwm sim hauv Grand Canyon Supergroup thiab Paleozoic Strata. Peb hom pob zeb tseem ceeb yog igneous, sedimentary thiab metamorphic. Igneous pob zeb yog txias magma (melted pob zeb pom nyob rau hauv) los yog lava (molten pob zeb pom saum av)

Koj nrhiav amoebas qhov twg?

Koj nrhiav amoebas qhov twg?

Amoeba no nyiam nyob hauv dej sov, nrog rau cov pas dej sov thiab cov dej ntws, nrog rau cov dej kub. Cov kab mob kuj tseem tuaj yeem pom nyob hauv cov pas dej sov uas tsis muaj chlorinated zoo, thiab hauv cov tshuab rhaub dej, CDC hais tias

Puas yog chlorine yog dawb radical?

Puas yog chlorine yog dawb radical?

Ib qho chlorine atom muaj ib qho hluav taws xob tsis sib xws thiab ua raws li cov dawb radical

Dab tsi yog Darwin's 5 ntsiab lus ntawm evolution?

Dab tsi yog Darwin's 5 ntsiab lus ntawm evolution?

Darwin txoj kev xav ntawm evolution, tseem hu ua Darwinism, tuaj yeem muab faib ua 5 yam ntxiv: 'evolution li ntawd', hom qhovntsej thiaj tsis mob, kev hloov pauv, pejxeem speciation, thiab kev xaiv ntuj

Lo lus Greek gamma txhais li cas?

Lo lus Greek gamma txhais li cas?

Gamma (tus ntawv sau ntawv / tus lej Γ γ), yog tsab ntawv thib peb ntawm cov tsiaj ntawv Greek, siv los sawv cev rau 'g' suab hauv Ancient thiab Modern Greek. Nyob rau hauv cov txheej txheem ntawm cov lej Greek, nws muaj tus nqi ntawm 3. Tus lej Gamma ('γ') yog siv hauv nthwv dej physics los sawv cev rau qhov piv ntawm cov cua sov tshwj xeeb

Leej twg tsim txoj kev xav ntawm kev laus?

Leej twg tsim txoj kev xav ntawm kev laus?

Txoj kev xav ntawm kev laus qhia tias cov neeg laus muaj kev zoo siab tshaj plaws thaum lawv nyob twj ywm thiab tswj kev sib raug zoo. Txoj kev xav tau tsim los ntawm Robert J. Havighurst raws li cov lus teb rau qhov kev xav ntawm kev laus

Cov kab mob dab tsi tuaj yeem ua rau photosynthesis thiab cellular respiration?

Cov kab mob dab tsi tuaj yeem ua rau photosynthesis thiab cellular respiration?

Cov nroj tsuag raug rau lub teeb yuav ua tau ob qho tib si photosynthesis thiab cellular respiration. Tom qab qee lub sijhawm nyob rau hauv qhov tsaus ntuj, tsuas yog kev ua pa ntawm tes yuav tshwm sim hauv cov nroj tsuag. Thaum photosynthesis, cov nroj tsuag muab cov pa oxygen. Thaum lub sij hawm ua pa ntawm tes, cov nroj tsuag muab cov pa roj carbon dioxide

Dab tsi yog eosin dye siv rau?

Dab tsi yog eosin dye siv rau?

Eosin Y yog xanthene dye thiab siv rau kev sib txawv ntawm cov ntaub so ntswg thiab cytoplasm. Nyob rau hauv histopathology, nws yog siv raws li ib tug counterstain tom qab hematoxylin thiab ua ntej methylene xiav. Nws kuj tseem siv tau los ua cov stains hauv qab, yog li muab qhov sib piv rau cov nuclear stains

LBM yog dab tsi?

LBM yog dab tsi?

Pound (loj) (lbm, qee zaum lbm thiab feem ntau tsuas yog lb) lub cev hnyav, saib lub cev muaj pes tsawg leeg. Qhov chaw raws li xov xwm. Loose bowel zog, ib yam mob uas feem ntau hu ua raws plab

Yuav ua li cas deciduous woodland tswj?

Yuav ua li cas deciduous woodland tswj?

Kev tswj ntawm temperate deciduous woodland - Epping hav zoov. Lub Nroog London Corporation muaj lub luag haujlwm tag nrho los tswj cov hav zoov, uas yog qhov chaw tshwj xeeb ntawm kev tshawb fawb uas tiv thaiv cov ntoo raws li txoj cai. Cov txheej txheem no txhawb kev loj hlob tshiab, thiab tswj cov ntoo rau yav tom ntej

Lub pob zeb ntom ntom yog dab tsi?

Lub pob zeb ntom ntom yog dab tsi?

Qhov ceev ntawm pob zeb sib txawv, tab sis nyob ib ncig ntawm 2,400 kilograms ib cubic meter (150 lb / cu ft). Reinforced qhob yog feem ntau hom pob zeb

Puas yog 3 Methyloctane saturated lossis unsaturated?

Puas yog 3 Methyloctane saturated lossis unsaturated?

Teb: 3-methyloctane thiab propane yog saturated hydrocarbon. Cyclopentene, heptyne thiab propyne yog unsaturated hydrocarbon

Puas yog cov yeeb yaj kiab zais cov duab keeb kwm tseeb?

Puas yog cov yeeb yaj kiab zais cov duab keeb kwm tseeb?

Keeb kwm raug. Cov yeeb yaj kiab, tau teeb tsa ntawm NASA Langley Research Center hauv xyoo 1961, qhia txog cov chaw sib cais xws li West Area Computing unit, qhov twg ib pab pawg neeg dub ntawm poj niam lej tau pib siv cov chav noj mov thiab chav dej cais