2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Emerita analoga, Pacific xuab zeb roob ris lossis Pacific mole crab, yog ib hom me me, xuab zeb-burrowing decapod crustacean pom nyob hauv cov xuab zeb nyob rau sab hnub poob ntawm ntug dej hiav txwv ntawm North thiab South America. Nws pom nyob rau ntawm ntug hiav txwv dej hauv thaj av swash ntawm thaj tsam intertidal.
suab tsaig pom nyob qhov twg?
Pacific mole crabs (Emerita analoga), tseem hu ua xuab zeb crabs, yog ib qho tseem ceeb tshaj plaws thiab muaj ntau invertebrates nyob rau hauv cov xuab zeb puam. Lawv nyob nrog ntug dej hiav txwv Pacific los ntawm Alaska mus rau Baja California nyob rau sab qaum teb hemisphere thiab nruab nrab ntawm Ecuador thiab Argentina nyob rau sab qab teb hemisphere.
Kuv tuaj yeem tua cov xuab zeb nyob qhov twg?
Sand Crabs yog cov txhoj puab heev uas zoo li cov pob zeb uas tsis muaj teeb meem thaum lawv zais, tab sis tawm tsam thaum taug kev. Lawv pom nyob rau sab qab teb ntug dej hiav txwv hauv Hosidius, Crabclaw Qhov tsua, thiab Crabclaw Isle. Tsis muaj kev pom zoo yuav tsum tau nkag mus lossis tua lawv thiab muaj rau txhua tus players.
Pob xuab zeb tua tib neeg?
Lawv tsis tom los yog hnia tib neeg, thiab lawv taug kev tsis tau. Lawv cov ceg tawv yog yoog rau burrowing thiab ua luam dej. Mole crabs ua rau lawv nyob hauv qhov hu ua qhov chaw nthwv dej uas nthwv dej tuag thaum lawv txav mus rau ntawm ntug hiav txwv, ces xaub rov qab mus rau hauv hiav txwv. Thaum tsis muaj dej, cov xuab zeb zoo li impenetrable.
Koj puas tuaj yeem noj cov xuab zeb ntawm lub puam?
Txhua tus neeg tsis xav txog cov xuab zeb me me uas nyob hauvpuam. … Tab sis, yog hais tias lawv tau npaj kom raug thiab raug ntes los ntawm lub puam huv si thiab tsis paub txog cov dej phwj los ntawm nws, sand crabs yeej noj tau. Hauv qee qhov chaw, xuab zeb crabs kuj hu ua mole crabs.
Pom zoo:
Suab nkauj nrov nyob qhov twg?
Polyphonic overtone hu nkauj lossis lub caj pas hu nkauj yog cov txheej txheem suab nrov uas tau txheeb xyuas nrog feem ntau ntawm Central Asia, tab sis nws kuj tau xyaum nyob rau sab qaum teb Canada los ntawm Inuit Cov Poj Niam thiab los ntawm cov neeg Xhosa ntawm South Africa qhov twg cov txheej txheem siv ntau yam qauv thiab lub ntsiab lus.
Kev tsis ncaj ncees nyob qhov twg yog qhov hem rau kev ncaj ncees nyob txhua qhov chaw?
Martin Luther King tau hais tias: “Kev tsis ncaj ncees nyob txhua qhov chaw yog kev hem thawj rau kev ncaj ncees nyob txhua qhov chaw. Peb raug ntes nyob rau hauv ib tug inescapable network ntawm kev sib nrig sib pab, khi nyob rau hauv ib lub tsoos tsho ntawm txoj hmoo.
Qhov twg yog qhov tsis txaus ntseeg nyob qhov twg?
Yuav muaj ob lub cev tsis zoo nyob rau hauv lub midbrain. Lawv yog symmetrically positioned, ib tug nyob rau ntawm ob sab ntawm lub midline ntawm lub hlwb, thiab lawv tsim ob lub pob nyob rau hauv lub posterior nto ntawm lub paj hlwb nyob rau hauv qab ntawm lub superior colliculi.
Qhov twg tag nrho cov nqi hluav taws xob nyob ntawm qhov kev siv nyiaj siab tshaj plaws yog qhov twg?
marginal utility is zero. Tag nrho cov nqi hluav taws xob yog siab tshaj thaum marginal utility yog xoom. Qhov no yog vim muaj ntau txoj cai ntawm kev txo qis marginal utility uas hais tias tus neeg siv khoom noj ntau thiab ntau qhov zoo, qhov ntxiv rau tag nrho cov nqi hluav taws xob poob.
Dab tsi yog qhov txawv ntawm lub suab thiab tsis muaj suab?
Txhua lub suab yog suab los yog tsis muaj suab. Cov suab nrov yog cov uas ua rau peb lub suab chords vibrate thaum lawv tsim. Lub suab tsis muaj suab yog tsim los ntawm huab cua hla lub qhov ncauj ntawm qhov sib txawv. Yuav ua li cas yog lub suab thiab tsis muaj suab hauv lus Askiv?
