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medicinis istoriaSi cnobilia erTi samwuxaro SemTxveva. axalga-<br />

zrda studentma-qimikosma gadawyvita Tavisi SeyvarebulisaTvis eCuqebina<br />

sakuTari sisxlidan miRebuli rkinisagan damzadebuli beWedi. igi dro-<br />

dadro iRebda sisxls da qimiuri meTodiT misgan rkinas gamoyofda.<br />

axalgazrda ymawvili sisxlnaklebobiT gardaicvala ise, rom ver moag-<br />

rova beWdis gasakeTeblad saWiro rkinis raodenoba. sabralom arc ki<br />

icoda, rom zrdasruli adamianis sisxlSi rkinis raodenoba umniSvneloa<br />

da saSualod 3-4 grams Seadgens.<br />

rkinis ZiriTadi roli cocxal organizmSi sicocxlis aucilebe-<br />

li procesis ganxorcielebaSi – sunTqvaSi mdgomareobs. rkinis sami me-<br />

oTxedi Sedis hemoglobinis SemadgenlobaSi, xolo erTi meoTxedi gana-<br />

wilebulia mTel organizmSi. hemoglobini itacebis haeris Jangbads da<br />

igi gadaaqvs qsovilSi, anu Cven rkinis wyalobiT vsunTqavT.<br />

rkina aRmoCenilia TiTqmis yvela cxovelis sisxlSi. aranakleb<br />

rols asrulebs rkina mcenareul samyaroSi. niadagSi rkinis nakleboba<br />

iwvevs mcenareTa rkiniT SimSilsa da sikvdils.<br />

arseboba.<br />

amgvarad, arc erT cocxal organizms ar SeuZlia rkinis gareSe<br />

zRvis wyals zogjer Txevad madans uwodeben. igi daaxloebiT 80<br />

elements Seicavs. zRvaSi gaxsnili rkina srulad rom amoviRoT, plane-<br />

tis TiToeul mosaxleze mova 35 tona. ra raodenobaa es? TviTon gansa-<br />

jeT: kacobriobis arsebobis manZilze daaxloebiT warmoebulia 6 tona<br />

rkina amJamad mcxovreb TiToeul adamianze gaTvliT! miuxedavad amisa,<br />

zRvis wyalSi gaxsnili rkinis raodenoba mainc umniSvneloa.<br />

zRvis organizmebis umravlesoba qimiuri elementebis Zlier kon-<br />

centratebs warmoadgens. Tu zRvis wyali Seicavs 5x10 -6 %-mde rkinas,<br />

zRvis organizmebSi misi raodenoba 10000-jer ufro metia. raSi mdgomare-<br />

obs zRvis organizmebis sakvirveli saidumloeba - `amoiRon~ wylidan<br />

sxvadasxva nivTiereba, mecnierebisaTvis jer-jerobiT ucnobia.<br />

rac ar unda mdidari iyos mineraluri resursebiT zRvis wyali,<br />

inJinrebisa da mecnierTa yuradReba okeanis fskerzea mipyrobili, rom-<br />

lis farTobi milionobiT kvadratul kilometers iTvlis. igi mTlianad<br />

dafarulia rkina-manganumiani mineraluri warmonaqmnebiT mcire zomis<br />

burTulebisa da kverebis saxiT. isini rkinas Seicaven 15%-mde, xolo man-<br />

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