2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Cov no tuaj yeem pab hauv kev zom zaub mov tab sis feem ntau yuav tshwm sim ua ballast rau kev dhia dej tob. Mike Trask thiab nws tus ntxhais Heather nrhiav pom lub PUNTLEDGE RIVER Elasmosaurus hauv qab 12 feet (3.7 m) ntawm cov khoom shale tawm ntawm Puntlege River ze Courtenay, British Columbia thaum lub Kaum Ib Hlis 12, 1988.
Leej twg xub piav txog Elasmosaurus?
Raws li thawj zaug tau piav qhia los ntawm Cop (1868), hom qauv ntawm Elasmosaurus platyurus los ntawm sab hnub poob Kansas suav nrog ntau dua 100 vertebrae, feem ntawm lub pob txha taub hau, thiab qhov tsim nyog ua tiav pectoral thiab pelvic girdles ntawm dab tsi yog qhov loj tshaj plaws paub plesiosaur.
Thaum twg Elasmosaurus nrhiav tau?
Nws tsis yog dinosaur, txawm hais tias nws koom nrog ntau tus dinosaurs. Thawj Elasmosaurus pob txha tau pom nyob rau hauv 1868. Elasmosaurus yog ib qho loj tshaj plaws plesiosaurs, nyob thaum lub sij hawm Cretaceous lig.
Elasmosaurus hnub nyoog pes tsawg?
BBC - Kev Tshawb Fawb & Xwm - Hiav Txwv Monsters - Fact File: Elasmosaurus. Ib tug dinosaur ntawm hiav txwv uas ua luam dej ntau txhiab mais thiab tuaj yeem ua rau nws xav tsis thoob ua tsaug rau lub caj dab ntev heev. Nyob: Late Cretaceous, 85-65 lab xyoo dhau los.
Elasmosaurus tau nws lub npe li cas?
Lub npe hu ua Elasmosaurus txhais tau tias "thib-phaj cov tsiaj reptile", nyob rau hauv siv rau "phaj" cov pob txha ntawm thaj tsam sternal thiab pelvic, thiab lub npe tshwj xeeb platyurus txhais tau tias "paj" -tailed", nyob rau hauv reference rau compressed "tail" (tiag tiag lub caj dab) thiab laminae ntawm lub vertebrae muaj.
Pom zoo:
Leej twg nrhiav tau ob lub helix?
Lub 3-dimensional ob helix qauv ntawm DNA, raug elucidated los ntawm James Watson thiab Francis Crick. Puas yog Rosalind Franklin nrhiav pom ob lub helix? Hauv xyoo 1962, James Watson, Francis Crick thiab Maurice Wilkins tau txais qhov khoom plig Nobel rau kev tshawb pom ntawm cov qauv ntawm DNA.
Leej twg nrhiav tau Fayetteville xeev lub tsev kawm ntawv?
Fayetteville State University Keeb Kwm Fayetteville State tau tsim muaj xyoo 1867 thaum xya tus txiv neej dub tau them $ 136 rau ob qhov ntau hauv Fayetteville, North Carolina. Cov founders (David A. Bryant, Nelson Carter, Andrew J. Chesnutt, George Grainger, Matthew Leary.
Leej twg nrhiav tau lub nceeg vaj protista?
Antony van Leeuwenhoek feem ntau tau lees paub tias yog thawj tus neeg tshaj tawm pom cov neeg tawm tsam hauv xyoo 1675. Qhov tseeb, Leeuwenhoek yog thawj tus uas piav txog ntau cov kab mob hauv dej hauv dej. (protozoa, rotifers, thiab lwm yam), xa mus rau lawv li "
Leej twg tau spayed thiab leej twg tau txais neutered?
Kev npam tus dev hais txog kev tshem tus poj niam dev lub cev xeeb tub, hos neutering yog hais txog cov txheej txheem uas ua rau txiv neej. Thaum tus poj niam tus dev tau spayed, tus kws kho tsiaj tshem nws zes qe menyuam thiab feem ntau nws lub tsev menyuam thiab.
Puas nrhiav tau lossis nrhiav tau?
Yog li, koj yuav tsum tau siv "could find". Lub modal verb, tau yog twb nyob rau hauv nws paste-form: ua. Yog li koj tsis tas yuav hloov pauv los nrhiav. Yuav nrhiav tau lossis nrhiav tau? "Ntaus" yog sib npaug. "
