Tsis muaj qhov sib txawv ntawm electrostatic potentialenergy thiab hluav taws xob (al) muaj peev xwm zog. Lub peev xwm hluav taws xob ntawm ib qho taw tes yog kev ua haujlwm los ntawm lwm qhov kev quab yuam hauv kev txav chav tsev zoo los ntawm ib qho arbitrarilychosen xoom ntawm lub peev xwm (feem ntau infinity) mus rau lub ntsiab lus
Gene cloning tsim cov ntawv luam ntawm cov noob lossis ntu ntawm DNA. Kev yug me nyuam cloning tsim cov ntawv luam ntawm tag nrho cov tsiaj. Kev kho mob cloning tsim cov embryonic qia hlwb rau kev sim tsim cov ntaub so ntswg los hloov cov ntaub so ntswg raug mob lossis mob
Ib txoj kab sib npaug muaj ntau qhov kev daws teeb meem tsis kawg (hauv qhov sib txawv x) yog tias thiab tsuas yog tias ob qho tag nrho cov coefficients ntawm x ntawm ob sab yog sib npaug, thiab tag nrho cov nyob ntawm ob sab yog sib npaug
Growth Rate Cov ntoo no hlob qeeb mus rau nruab nrab tus nqi, nrog qhov siab nce ntawm qhov twg los ntawm tsawg dua 12' mus rau 24' ib xyoos twg
Kev sib koom ua ke ntawm ob qhov sib txawv txhais tau hais tias qhov tseem ceeb ntawm ib qho kev sib txawv hauv qee txoj hauv kev rau qhov muaj txiaj ntsig ntawm lwm qhov. Qhov tseem ceeb, kev koom tes txhais tau tias qhov tseem ceeb ntawm ib qho kev sib txawv feem ntau tshwm sim nrog qee qhov txiaj ntsig ntawm lwm tus
Nrhiav Length thiab Dav Thaum Koj Paub Cheeb Tsam thiab Perimeter Yog tias koj tshwm sim kom paub qhov kev ncua deb nyob ib ncig ntawm lub kaum sab xis, uas yog nws qhov perimeter, koj tuaj yeem daws qhov sib npaug ntawm L thiab W. Thawj qhov sib npaug yog rau thaj tsam, A = L ⋅ W, thiab qhov thib ob yog qhov perimeter, P = 2L + 2W
Qhov ntau dua lub zog ionization, qhov nyuaj dua nws yog tshem tawm cov hluav taws xob. Siv tib lub tswv yim Coulombic attraction, peb tuaj yeem piav qhia thawj ionization zog tiam sis ntawm lub sij hawm. Qhov ntau dua atom's electronegativity, qhov ntau dua yog nws lub peev xwm los nyiam cov electrons rau nws tus kheej
Cov txheej txheem ntawm cov txheej txheem ntxiv yog ib txoj kev tsom xam ntau, uas feem ntau yog siv thaum cov qauv ntawm kev txaus siab muaj ntau yam khoom uas ua rau cov teebmeem matrix, qhov twg cov khoom siv ntxiv tuaj yeem txo lossis txhim kho cov teeb meem kev ntsuas absorbance
Cov txheej txheem tseem ceeb tshaj plaws ntawm cov lus qhia caj ces peb txhua tus tau txais los ntawm peb cov DNA, dhau los ntawm ntau tiam neeg. Tab sis ib puag ncig peb nyob hauv tuaj yeem ua rau kev hloov pauv caj ces, ib yam nkaus
Muaj peb yam tseem ceeb ntawm kev thauj mus los ntawm lub zog: radiative diffusion, conduction thiab convection, tag nrho cov tsav los ntawm radial kub gradient los ntawm qhov chaw mus rau qhov chaw
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
Stefan V. Kev teeb tsa hluav taws xob ntawm qhov nruab nrab sodium atom yog 1s22s22p63s1. Hauv qhov kev teeb tsa no peb nco ntsoov tias tsuas muaj ib qho hluav taws xob hauv qib 3 lub zog. Atoms nyiam kom muaj kev ruaj ntseg ntawm octet, los ntawm muaj yim electrons nyob rau hauv lub plhaub sab nrauv, cov electrons ntawm s thiab p orbitals
A. Yooj yim diffusion tsis xav tau lub zog: yooj yim diffusion yuav tsum muaj qhov chaw ntawm ATP. Yooj yim diffusion tuaj yeem txav cov khoom txav mus rau qhov kev taw qhia ntawm qhov concentration gradient; yooj yim diffusion txav cov ntaub ntawv nrog thiab tawm tsam ib tug concentration gradient
Van der Waals rog 'yog ib lo lus dav dav siv los txhais qhov kev nyiam ntawm cov rog ntawm cov molecules. Muaj ob hom Van der Waals rog: tsis muaj zog London Dispersion Forces thiab muaj zog dipole-dipole rog
Muaj ntau hom chemicalweathering, qhov tseem ceeb tshaj plaws yog: Kev daws - tshem tawm pob zeb hauv kev daws los ntawm acidic rainwater. Qhov tshwj xeeb, limestone yog huab cua los ntawm cov dej nag uas muaj cov kuab tshuaj CO2, (cov txheej txheem no qee zaum hu ua carbonation)
Lub cruet (/ˈkruː?t/), tseem hu ua caster, yog lub nkoj me me hauv qab nrog lub caj dab nqaim. Cruets feem ntau muaj ib daim di ncauj los yog spout, thiab tej zaum kuj muaj ib tug kov. Tsis zoo li lub carafe me me, ib lub cruet muaj ib lub stopper lossis lub hau
Ntau qhov chaw yog noj tau. " Qhov ntawd tej zaum yuav yog cov lus zoo tshaj plaws los ntawm leej txiv ntawm kev noj zaub mov niaj hnub, lig, zoo Euell Gibbons, uas tau hais cov lus no hauv Grape Nuts kev lag luam rov qab rau xyoo 1970
VIDEO Ib yam li ntawd, vim li cas kuv cov noob tsis tawg? Lwm yam kev mob xws li av tsis zoo kub thiab noo noo, los yog ua ke ntawm ob, yog feem ntau yog vim li cas noob tsis txhob tawg nyob rau lub sijhawm. Cog ntxov dhau, tob dhau, watering ntau dhau los yog tsawg dhau yog ua yuam kev.
Tsis yog, cov nyhuv ion feem ntau tsis hloov pauv Ksp, vim tias Ksp yog qhov tsis tu ncua uas cuam tshuam ncaj qha rau qhov sib txawv ntawm lub zog dawb ntawm cov khoom thiab cov tshuaj reactants. Qhov ntawd yog dab tsi yog cov ntaub ntawv loj K txhais tau tias; nws nyob tas li tsuav qhov kub tsis hloov
Yees duab: Kos tus qauv Lewis rau XeF4 Thaum peb paub tias muaj pes tsawg valence electrons muaj nyob rau hauv XeF4 peb tuaj yeem faib lawv nyob ib ncig ntawm lub hauv paus atom thiab sim sau cov plhaub sab nraud ntawm txhua lub atom. Tus qauv Lewis rau XeF4 muaj tag nrho ntawm 36 valence electrons
Cov cuab yeej tshuaj yog ib yam ntxwv uas tsuas yog ntsuas tau los ntawm kev hloov cov khoom siv tshuaj lom neeg. Cov cuab yeej tshuaj tsis tuaj yeem tsim los ntawm kev kov lossis saib cov khoom. Yuav tsum muaj tshuaj hloov pauv kom pom nws! Qee qhov piv txwv yog: flammability, pH, thiab reactivity nrog dej los yog acid
Kev xaiv kuj hu ua German txoj kev yog txoj kev cog qoob loo qub tshaj plaws. Nws yog kev khaws cia ntawm cov nroj tsuag ntawm cov cim xav tau thiab tom qab ntawd loj hlob lawv
Sponges tuaj yeem tsim kev sib deev thiab sib deev. Tom qab fertilization nyob rau hauv daim txhuam cev, ib tug larva yog tso rau hauv dej. Nws ntab nyob ib ncig ntawm ob peb hnub thiab tom qab ntawd lo rau hauv cov khoom kom pib nws txoj kev loj hlob mus rau hauv tus neeg laus daim txhuam cev. Sponges tseem muaj peev xwm rov tsim dua asexually los ntawm budding
WAR (Quando si comprende) los ntawm Luigi Pirandello, 1919. Txawm hais tias Luigi Pirandello yog qhov zoo tshaj plaws hu ua tus ua yeeb yam, nws tus kheej xav tias nws cov dab neeg luv luv, uas nws tau sau ntau dua 200, yuav yog nws qhov kev thov rau kev ua yeeb yam
Teb: D) Environmental activist, ib puag ncig tus kws lij choj Nyob rau hauv cov kev xaiv, ib puag ncig activists thiab ib puag ncig tus kws lij choj yog ib puag ncig science cov hauj lwm uas zoo sib xws. Lub hom phiaj tseem ceeb ntawm cov kws tshaj lij no yog kev tiv thaiv ib puag ncig
Cov kev ntsuas tshuaj lom neeg yog cov kev sim ntsuas uas muaj cov kab mob ua haujlwm tau zoo nrog cov txheej txheem ua kom tsis muaj menyuam. Lawv pab saib xyuas seb cov xwm txheej tsim nyog puas tau ntsib los tua cov kab mob tshwj xeeb rau kev ua kom tsis muaj menyuam
Pacific Phaj (nyob rau sab hnub poob) swb kab rov tav qaum teb sab hnub poob txheeb ze rau North American Phaj (nyob rau sab hnub tuaj), ua rau av qeeg raws San Andreas thiab muaj feem cuam tshuam. Lub San Andreas txhaum yog ib qho kev hloov pauv ntawm ciam teb, ua kom haum rau kab rov tav cov lus tsa suab
Ib tug solute yog cov khoom uas dissolves los ua ib tug tov. Nyob rau hauv ntsev tov, ntsev yog solute. Cov kuab tshuaj yog cov tshuaj uas ua rau cov kuab tshuaj - nws dissolves lub solute. Hauv kev daws ntsev, dej yog qhov hnyav. Thaum tsis muaj cov kuab tshuaj ntau dua yuav yaj, peb hais tias cov tshuaj yog cov tshuaj saturated
Hauv meiosis I, homologous chromosomes cais ua rau txo qis ploidy. Txhua tus ntxhais ntawm tes tsuas muaj 1 pawg chromosomes xwb. Meiosis II, cais tus muam chromatids sib nrug
Cov inputs, los yog reactants, ntawm cellular respiration yog qabzib thiab oxygen. Cov zis, los yog cov khoom, ntawm cellular respiration yog dej, carbon dioxide
Ib qho teeb meem / lo lus nug ntawm lub sijhawm. siv thaum koj xav tias ib yam dab tsi yuav tshwm sim nyob rau hauv lub neej yav tom ntej: Yog tias koj tseem tsav tsheb zoo li ntawd, nws tsuas yog lub sijhawm ua ntej koj muaj xwm txheej
Qhov twg ntawm lub hnub hluav taws xob yog lub luag haujlwm rau cua sov lub ntiaj teb saum npoo? cov nqaij ntawm ib tug cherry piv rau lub qhov ntawm Cherry. Thaum lub hnub ci cua muaj zog tau txav mus los ntawm peb qhov chaw sib nqus, peb tau txais: cov lus qhia aurral khaus
Cov kwj deg erodes thiab thauj sediment. Raws li cov xoob sediments tau txav mus rau hauv qab ntawm tus dej channel, cov txaj me me (kev tsim cov av hauv qab ntawm cov kwj deg) tuaj yeem txhim kho, xws li ripples thiab xuab zeb dunes. Cov khoom tawg - cov khoom nqa tau raws li cov khoom tawg hauv cov dej ntws
Ib daim ntawv cog lus tshuaj yog ib qho kev nyiam ntawm cov atoms, ions los yog molecules uas ua rau tsim cov tshuaj sib txuas. Daim ntawv cog lus yuav tshwm sim los ntawm electrostatic quab yuam ntawm attraction ntawm oppositely them ions xws li nyob rau hauv ionic bonds los yog los ntawm kev sib koom ntawm electrons raws li nyob rau hauv covalent bonds
Raws li AP World History moj khaum, muaj tsib thaj chaw loj. Lawv yog Africa, Americas, Asia, Europe, thiab Oceania. Lub cheeb tsam ntawm America yog nyob rau hauv lub Western Hemisphere
Txheeb xyuas qhov nyiaj tshuav yog qib, tom qab ntawd xoom qhov nyiaj tshuav los ntawm kev tsim nyog thiab ua qhov kev ntsuas sab hauv, hloov kho. Txhawm rau ua cov txheej txheem Kev Kho Hniav Sab Hauv, nias lub 'CAL' softkey, ces nias lub 'Start' softkey. USP hais tias qhov tsis paub meej yam tsawg kawg nkaus yuav tsum tsis pub ntau tshaj 0.1% ntawm qhov hnyav hnyav
Lichens loj hlob los ntawm kev nthuav lawv cov thallus sab nraud, los ntawm nws cov lus qhia lossis cov npoo. Lawv loj hlob qeeb heev, qee hom qeeb dua lwm tus. Tus nqi ntawm kev loj hlob tuaj yeem sib txawv ntawm 0.5mm ib xyoos rau 500mm ib xyoos twg. Lawv qhov kev loj hlob qeeb sib npaug nrog lawv lub neej ntev
Daim ntawv pov thawj feem ntau hauv geometry yog cov pov thawj ncaj qha. Hauv kev ua pov thawj ncaj qha, qhov xaus rau kev ua pov thawj tau pom tias muaj tseeb ncaj qha raws li qhov tshwm sim ntawm lwm qhov xwm txheej ntawm qhov xwm txheej. Yog tias cov lus qhia muaj tseeb yog qhov tseeb, uas peb paub tias yog, ces q, nqe lus tom ntej hauv cov ntaub ntawv pov thawj, kuj yuav tsum muaj tseeb
Method 1 Simplifying a Square Root byFactoring Nkag siab txog factoring. Faib los ntawm tus lej tsawg tshaj plaws ua tau. Rewrite lub hauv paus square raws li ib tug multiplication teeb meem. Rov ua dua nrog ib tus lej ntxiv. Ua kom yooj yim los ntawm 'rub tawm' tus lej. Muab cov lej ntau ua ke yog tias muaj ntau tshaj ib
Raws li txoj cai, cov nroj tsuag thiab tsiaj hlwb zoo sib xws vim lawv yog ob lub hlwb eukaryotic. Lawv ob leeg muaj cov kab mob sib txuas ua ke xws li cov nucleus, mitochondria, endoplasmic reticulum, golgi apparatus, lysosomes, thiab peroxisomes. Ob leeg kuj muaj cov ntaub so ntswg zoo sib xws, cytosol, thiab cytoskeletal cov ntsiab lus