Kev daws teeb meem ib nrab xyoo uas paub tsis meej ntawm qhov tshwm sim ntawm lub neej

Kev daws teeb meem ib nrab xyoo uas paub tsis meej ntawm qhov tshwm sim ntawm lub neej
Kev daws teeb meem ib nrab xyoo uas paub tsis meej ntawm qhov tshwm sim ntawm lub neej
Anonim

Cov kws tshawb fawb ntawm University of Washington hauv Tebchaws Meskas tau daws qhov ib nrab xyoo tsis paub txog ntawm phosphate deficiency, uas yog qhov tsim nyog rau qhov pom ntawm thawj cov kab mob muaj sia nyob, tab sis cov ntsiab lus uas tau qis heev hauv cov dej qub. Qhov no tau tshaj tawm hauv xov xwm tshaj tawm ntawm EurekAlert!.

Cov kws tshaj lij tau kawm cov pas dej nplua nuj hauv carbonate, uas tau tsim nyob rau hauv cov huab cua qhuav hauv kev txo kev nyuaj siab uas muaj dej los ntawm ib puag ncig. Vim tias muaj cov pa tawm siab, cov ntsev ntsev alkaline tau mloog zoo nyob hauv pas dej. Cov chaw tso dej no hu ua dej qab zib. Cov kws tshawb fawb tau txiav txim siab cov ntsiab lus phosphorus ntawm cov pas dej no, suav nrog Lake Mono hauv California, Magadi hauv Kenya, thiab Lonar hauv Is Nrias teb.

Nws hloov tawm tias hauv cov pas dej muaj nplua nuj nyob hauv carbonate, cov ntsiab lus phosphorus yog 50 txhiab npaug ntau dua li hauv dej hiav txwv, dej ntws thiab lwm hom pas dej. Qhov no qhia txog kev muaj nyob ntawm cov txheej txheem dav dav uas pab txhawb rau cov khoom siv tshuaj lom neeg tseem ceeb rau lub neej. Nws hloov tawm tias carbonates feem ntau khi nrog calcium, tawm hauv phosphorus dawb muaj nyob hauv dej.

Nyob rau lub sijhawm puag thaum ub, qib siab ntawm phosphates hauv cov dej tau coj mus rau tshuaj lom neeg uas ua rau tsim cov khoom RNA, cov protein, cov rog thiab lwm yam sib xyaw tseem ceeb rau lub neej. Cov pa roj carbon dioxide-nplua nuj ntawm lub ntiaj teb thaum ntxov (kwv yees li plaub txhiab xyoo dhau los) yog qhov zoo tshaj plaws rau kev tsim cov pas dej zoo li no thiab pab txhawb lawv qib phosphorus ntau tshaj.

Pom zoo: