Cov txheej txheem:
- Ib qho piv txwv ntawm sympatric speciation yog dab tsi?
- Vim li cas sympatric speciation tsis yooj yim?
- Puas muaj kev sib hlub sib pab nyob ib leeg?
- Dab tsi tuaj yeem ua rau qhov tshwj xeeb?
Video: Puas muaj kev sib haum xeeb pej xeem speciation?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Ib tug neeg piav qhia tias muaj kev sib haum xeeb thaum ob tus neeg cuam tshuam txog kev vam meej hauv tib cheeb tsam. Speciation yuav tsis tshwm sim yog tias kev sib cais tsis tshwm sim los yog nws tshwm sim, yuav tsis kav ntev heev uas ob pab pawg nws thiaj li speciate.
Ib qho piv txwv ntawm sympatric speciation yog dab tsi?
Txoj kev xav yog tias qee tus neeg tau nyob ntawm qee yam ntawm ib puag ncig-xws li vaj tse lossis khoom noj-thaum lwm tus tsis ua. Ib qho piv txwv ntawm sympatric speciation yog apple maggot, ib kab uas tso nws cov qe hauv cov txiv apple, ua rau nws lwj.
Vim li cas sympatric speciation tsis yooj yim?
Cov Ntsiab Lus thiab Kev Paub
Kev sib haum xeeb thiab kev sib txawv, nrog rau kev txhawb nqa ntawm kev sib cais ntawm kev ua me nyuam, yog nyuaj vim cov noob ntws tawm tsam cov rog uas tsim kev sib txawv(xws li raws li drift thiab natural xaiv).
Puas muaj kev sib hlub sib pab nyob ib leeg?
Sympatric speciation tshwm sim thaum cov neeg ntawm ib hom tsiaj uas sib koom tib lub vaj tse ua luam tawm los ntawm ib leegQhov xwm txheej tshwj xeeb no feem ntau tshwm sim los ntawm polyploidy, uas cov xeeb ntxwv lossis pab pawg cov xeeb ntxwv yuav raug tsim nrog ob npaug ntawm tus lej ntawm cov chromosomes.
Dab tsi tuaj yeem ua rau qhov tshwj xeeb?
Speciation tuaj yeem yog tsav los ntawm evolution, uas yog txheej txheem uas ua rau muaj ntau yam kev hloov pauv me me hu ua kev hloov pauv hauv cov pej xeem nyob rau lub sijhawm ntev. … Kev xaiv tej yam ntuj tso tuaj yeem ua rau cov kab mob uas muaj feem yuav muaj sia nyob thiab yug dua tshiab thiab tej zaum yuav ua rau muaj qhov tshwj xeeb.
Pom zoo:
Puas yog kev sib haum xeeb lossis kev sib haum xeeb?
Harmonic atherosclerosis plays ib qho tseem ceeb hauv kev txiav txim siab qhov twg cadence tshwm sim. Cadences yog qhov taw qhia muaj zog ntawm tonic lossis nruab nrab suab ntawm ib qho los yog daim. Edward Lowinsky tau hais tias lub cadence yog "
Puas muaj kev sib haum xeeb ntawm kev sib haum xeeb kev cai lij choj?
Peb qhov kev sib cog lus loj yog Kev Sib Tham Zoo Tshaj Plaws, Peb Lub Tsib Hlis Ntuj, thiab Tsev Kawm Ntawv Xaiv Tsa. Qhov Kev Pom Zoo Loj tau daws teeb meem ntawm kev sawv cev hauv tsoomfwv . Qhov kev sib haum xeeb loj ntawm Txoj Cai Lij Choj tau ua rau dab tsi?
Cov pej xeem New zealand puas tuaj yeem tau txais kev ua pej xeem Australia?
Cov txheej txheem los ua neeg Australian yog nyob ntawm thaum koj thawj zaug tuaj txog hauv tebchaws Australia ntawm New Zealand phau ntawv hla tebchaws: Hnub lossis ua ntej 26 Lub Ob Hlis 2001: Xyuas seb koj puas yog neeg xam xaj New Zealand tsim nyog.
Puas yog kev tsis sib haum xeeb thiab tsis sib haum yog tib yam?
Unconformities sawv cev rau lub sij hawm ntawm non-deposition ntawm sediment los yog active erosion ntawm strata. Nonconformity: txhim kho qhov twg sediments tau tso rau saum qhov chaw eroded ntawm igneous los yog metamorphic pob zeb. … Puas yog kev tsis sib haum xeeb thiab tsis sib haum?
Nyob rau hauv ib qho kev tsis sib haum xeeb pn kev sib tshuam cov kev sib tshuam tam sim no ntawm qhov sib npaug yog?
Nyob rau hauv qhov tsis ncaj ncees PN-kho qhov kev sib tshuam tam sim no ntawm qhov sib npaug yog zero, vim tias sib npaug tab sis cov neeg nqa khoom hla hla kev sib tshuam . Thaum pn kev sib tshuam tsis ncaj ncees qhov kev sib tshuam tam sim no ntawm qhov sib npaug yog?
