2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Qhov kev hem thawj ib puag ncig rau kab muaj ntau heev: kev rhuav tshem hav zoov, tshuaj tua kab, thiab kev hloov pauv huab cuatxhua yam zoo li ua ib feem ntawm cov neeg poob qis, qhov tshwm sim UConn ecologist David Wagner thiab cov npoj yaig tau piav qhia raws li "Kev tuag los ntawm ib txhiab txiav" nyob rau lub Ib Hlis 2021 qhov teeb meem tshwj xeeb ntawm PNAS mob siab rau qhov teeb meem ntawm kab…
Vim li cas cov kab thiaj ploj?
Cov kws tshaj lij kab mob hauv ntiaj teb tau hais tias kab tsuag sai sai rau cov pejxeemthiab qhov no tuaj yeem tsim kev phom sij rau tib neeg. Kev hloov pauv huab cua, tshuaj tua kab, tshuaj tua kab, tshuaj tua kab mob, lub teeb paug, kab mob kis tau thiab tus cwj pwm poob yog qhov ua rau tom qab ib mus rau ob feem pua ntawm cov kab poob txhua xyoo, entomologists hais.
Yuav ua li cas rau tag nrho cov kab?
A 2020 meta-kev tshuaj ntsuam los ntawm van Klink thiab lwm tus, luam tawm hauv phau ntawv Journal Science, pom tias cov kab hauv ntiaj teb zoo li poob qis hauv kev nplua nuj ntawm tus nqi kwv yees li 9% ib xyoo caum, thaum muaj ntau cov kab kab dej tshiab zoo li nce 11% toj ib xyoo caum.
Yuav tua tag nrho cov kab dab tsi?
Cov neeg tsav tsheb tseem ceeb yog qhov chaw nyob qis qis thiab kev puas tsuaj, ua raws li cov pa phem - tshwj xeeb tshaj yog tshuaj tua kab - thiab kab mob. Kev siv ntau dhau - ntau dua 2,000 hom kab yog ib feem ntawm tib neeg kev noj haus - thiab kev hloov pauv huab cua kuj ua rau tus xov tooj hu.
Vim li cas thiaj tsis muaj kab hauv UK?
Muaj ntau yam tsav tshebtom qab kab poob qis, xws li chaw nyob poob, kev siv tshuaj lom neeg thiab kev hloov pauv huab cua, thiab lawv cov kev cuam tshuam txawv ntawm qhov chaw nyob, hom thiab lub sijhawm. Cov ntsiab lus tseem ceeb hauv POSTnote no suav nrog: Tom tau muaj cov ntaub ntawv poob ntawm kab thiab cov pejxeem.
Pom zoo:
Thaum muab piv cov kab kab kab thiab cov kab ntsig flatworms qhov twg muaj tseeb?
Ib tug flatworm muaj nyias, dorsoventrally flattened lub cev. Roundworms yog ntau cylindrical hauv cov duab thiab tapered mus rau qhov zoo ntawm ib kawg. Ib yam li ntawd, cov kab mob roundworms muaj ib txheej txheej txheej hu ua cuticle uas lawv tau rov ua dua thoob plaws hauv lawv lub neej thiab thaum lawv loj hlob.
Cov kab kab kab kab kab ua kab mob txaus ntshai npaum li cas?
Nyob rau hauv peb thiab tom ntej instars ntawm lawv txoj kev loj hlob, Pine processionary caterpillars yog mob heev rau daim tawv nqaij ntawm tib neegthiab lwm yam tsiaj. Kev sib cuag yooj yim nrog cov plaub hau ntawm kab ntsig tuaj yeem ua rau pob khaus hnyav (urticaria) thiab khaus qhov muag, thiab qee tus neeg yuav muaj kev fab tshuaj.
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.
Puas yog tag nrho cov neeg zoo tag nrho narcissists?
Narcissist yeej muaj peev xwm nqa tau cov yam ntxwv ntawm kev ua tau zoo heev, xav tswj txhua yam, xav kom lawv lub ntiaj teb nyob rau hauv kev txiav txim zoo, tab sis tsis yog txhua tus narcissist, qee qhov kev tsis sib haum xeeb tib yam uas ib tug neeg tuaj yeem ua tau zoo heev thiab txawm tias tej zaum ntau dhau lawm, xav tau yam nyob hauv … Puas yog perfectionism ib daim ntawv ntawm narcissism?
Qhov twg hauv qab no yog qhov tseeb tag nrho cov fungi yog filamentous?
Teb tiav: A) Fungi muaj cov qauv filamentous hu ua hyphae. Lub hyphae yog cov saw ntev ntawm cov hlwb koom nrog pib ua kom tiav los ntawm kev sib cais sib cais hu ua septa (septate) lossis tsis muaj septa (aseptate). Txawm li cas los xij, ob peb kab mob xws li Poov xab tsis ua hyphae thiab yog ib leeg-celled.
