Video: Koj tuaj yeem pom cov kab cab kab mob nyob qhov twg?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
HABITAT. Beard worms nyob rau hauv dej hiav txwv pem teb ntawm continental slopes thiab nyob rau hauv cov dej hiav txwv tob trenchs. Qee hom tsuas yog pom nyob rau ntawm cov ntoo lwj uas nyob ze ntawm lub hiav txwv tob tob ntawm qhov tob ntawm 328 txog 32, 808 ko taw (100 txog 10,000 meters). Cov dej hiav txwv tob no hu ua hydrothermal vents.
Ib yam li ntawd, Pogonophorans nyob qhov twg?
Pogonophorans yog cov worms ntev ntev uas nyob hauv cov hlab ntsha uas lawv tau tso rau hauv, thiab faus rau hauv, hauv hiav txwv. Feem ntau hom yog nyias, txog 0.3 centimeters (2 16ths ntawm ib nti) hauv diam thiab mus txog 85 (2.5 feet) centimeters ntev.
Tsis tas li ntawd, dab tsi yog qhov tshwj xeeb ntawm beard worms? Lub npe worm nuv yog hais txog cov beardlike loj ntawm pinnate (featherlike) tentacles yug nyob rau hauv anterior kawg ntawm ntau hom. Beard worms yog tib cov tsiaj txhu uas tsis muaj qhov ncauj lossis qhov quav hauv lawv cov neeg laus.
Ib sab ntawm no, nyob qhov twg cov kab worms pom?
Giant cev dys ua tau pom thoob plaws hauv dej hiav txwv Pacific qhov twg dej hiav txwv tob hydrothermal vents tau nrhiav pom . Qhov nruab nrab qhov tob ntawm cov vents yog 5, 000 ko taw (1, 500 meters). Tag nrho cov zej zog ntawm cws thiab crabs tau ua pom nyob ib ncig ntawm cov loj loj no.
Tubeworms nyob qhov twg thiab lawv ciaj sia li cas?
Giant cev dys ua tau ciaj sia nyob rau hauv qhov tsaus ntuj tag, ntawm qhov tob ntawm 5.280 ko taw. Lawv nyob hauv thaj chaw ze ntawm lub qhov dej hydrothermal (qhib hauv pem teb dej hiav txwv uas zoo li cov chimney loj) uas tso dej kub heev uas muaj ntau yam minerals.
Pom zoo:
Cov kab mob morphology twg tuaj yeem pom tau?
Vim tias muaj cov phab ntsa ntawm tes tawv, cov kab mob ua kom muaj qhov tseeb, txawm tias lawv txawv raws li cov duab, qhov loj thiab cov qauv. Thaum pom nyob rau hauv lub teeb tsom iav, feem ntau cov kab mob tshwm sim nyob rau hauv ntau yam ntawm peb loj duab: tus pas nrig (bacillus), tus kheej kheej (coccus) thiab cov kauv hom (vibrio)
Yuav ua li cas cov kab mob tuaj yeem raug mob los ntawm cov ntsev ntau ntawm txoj kev?
Raws li kev soj ntsuam koj tau ua hauv qhov kev ua haujlwm hauv chav kuaj no, piav qhia seb cov kab mob tuaj yeem raug mob li cas los ntawm cov ntsev ntau ntawm txoj kev. Cov kab mob tuaj yeem raug mob vim tias cov dej ntsev yuav ua rau cov dej tsis zoo los ntawm cov kab mob lossis cov nroj tsuag ntawm txoj kev; Lub cev qhuav dej tuaj yeem ua rau puas lossis tua cov hlwb
Koj yuav pom phospholipids nyob qhov twg hauv cov kab mob ntawm tes?
Sab nrauv ntawm cov kab mob Gram-tsis zoo, qhov sib piv, muaj kev sib koom ua ke ntawm phospholipids: feem ntau ntawm cov phospholipids nyob rau hauv cov nplooj ntawv sab hauv ntawm daim nyias nyias, thaum cov nplooj ntawv sab nrauv muaj qee cov phospholipids, tab sis kuj muaj cov proteins thiab hloov lipid molecules hu ua lipopolysaccharides ( LPS)
Koj tuaj yeem pom cov hnub qub nyob qhov twg hauv DC?
Qhov Chaw Zoo Tshaj Plaws Mus Saib Hnub Qub Ze ze Washington, DC Smithsonian National Air And Space Museum. Independence Ave. ntawm 6th St., S.W. Rock Creek Nature Center Thiab Planetarium. 5200 Glover Road, N.W. Washington, DC 20015. Observatory Park. 925 Springvale Txoj Kev. Great Falls, VA 22066. C.M. Crockett Park. 10066 Rogues Txoj Kev. Midland, VA 22728. Sky Meadows State Park. 11012 Edmonds Txoj Kev
Vim li cas cov kab mob Gram tsis zoo tshwm liab liab thaum cov kab mob Gram zoo pom ntshav liab?
Gram zoo hlwb stain ntshav vim lawv cov peptotidoglycan txheej yog tuab txaus, txhais tau tias tag nrho cov kab mob Gram zoo yuav khaws lawv cov stain. Gram tsis zoo hlwb stain liab vim lawv muaj ib tug nyias peptidoglycan phab ntsa, thiab lawv yuav tsis khaws ib yam ntawm cov ntshav stain los ntawm crystal violet