Maphunziro:Sayansi

Kusungunuka kwa madzi ndi mphatso yabwino kwambiri ya chirengedwe

Mamolekyu amadzi ndi mgwirizano wa zinthu zosavuta kwambiri m'chirengedwe, koma ntchito zake ndi zovuta kuzimvetsa. Madzi ndi maziko a thupi la zamoyo zonse, mwa munthu ndi pafupifupi makumi asanu ndi awiri pa zana. Zomwe zimachitika m'thupi zimayambanso chifukwa cha madzi. Ndiye kodi molecule yodabwitsa imeneyi ikuphatikizapo chiyani?

Mapangidwe a kamolekyu yamadzi ndi osavuta kwambiri. Molekyuli ili ndi maatomu atatu - mpweya umodzi ndi ma hydrogen awiri. Oxygen amatchulidwa ndi O, ndi hydrogen H. Mankhwalawa amadziwika kuti -H2O. Mofanana ndi mamolekyu ena onse, madzi ali ndi malipiro. Misonkho imagawidwa mofanana, kotero molekyulu ya madzi ili ndi mitengo iwiri - yabwino ndi yoipa. Mng'oma pakati pa mamolekyu amasiyana malinga ndi mkhalidwe wa madzi, mwachitsanzo, mu dera la ayezi, limawonjezeka. Malingaliro akuti kamolekyu yamadzi ali ndi maatomu a haidrojeni pa malo amodzi anapita kwa asayansi pafupifupi zaka zana zapitazo. Mngelezi wa Chingerezi Bernal anati njira yosavuta yopangira chitsanzo cha mamolekyu amadzi pamodzi ndi unyolo, momwe mbalizo zikanakhala hydrogen, ndipo pakati pali oxygen. Komabe, mamolekyu amadzi akhoza kukhala osagwirizana ndi magetsi. Izi zikutipangitsa kunena kuti mamolekyu a madzi ali ndi ma atomu a hydrogen mbali imodzi, yomwe imayambitsa magetsi ake.

Ukulu wa molekyulu ya madzi inali yodabwitsa kwa ofufuza. Zinaoneka kuti kutalika kwake ndi magawo atatu mwa magawo khumi a nanometer, ndipo choyambiriracho chimaphatikizapo msinkhu wachisanu ndi chinayi. Izi zikutanthauza kuti, pambuyo pa chiwerengerocho pali zisa zisanu ndi zinayi. Kukula kwake kwa molekyulu kumalola kuti ikhale yosuntha, kusintha thupi lake ndikugwirizanitsa ndi mankhwala osiyanasiyana.

Kafukufuku wa asayansi amatsimikizira kuti moyo unayambira m'madzi. Mothandizidwa ndi magetsi osiyanasiyana, zamoyo zopangira mapuloteni, amino acid, nucleosides - zinapezeka m'ma laboratories. Zomwe zinayesedwa zinkachitika motere kuti panalibe mpweya wokha, koma pogwiritsira ntchito mphamvu, kaphatikizidwe kankachitika. Monga mukudziwira, madzi amamenyana nawo mwangwiro, zomwe zikutanthawuza kuti sichabechabechabe kukhala wamoyo.

Madzi amagwiritsidwa ntchito pochiza matenda osiyanasiyana. Nkhani ya Dr. Batmanghelidzha, yemwe adapulumutsa moyo wake mothandizidwa ndi ... madzi, ndi okondweretsa. Kwa kanthawi ndithu adayenera kukhala m'dera la Iran, komwe panthawi imeneyo anthu ochita zandale anali kuphulika. Kuwongolera anthu m'ndendemo panjira yawo, iwo sanamvetse zambiri zomwe amachita ndi momwe angawononge ulamuliro wawo. Ndipo Dr. Batmanghelidzha adanyozedwa. Nyumba yake inalandidwa, ndipo Fereydun mwiniyo anamangidwa. Nthaŵi yomwe anakhala m'ndendemo siidadutse mwasayansi - adafufuza ndikupeza kuti madzi ali ndi mankhwala ochizira komanso amachiza matenda ena, makamaka m'mimba ndi zilonda zam'mimba. Wodwala m'ndende muno adadwala matendawa, koma palibe mankhwala kapena njira zina zomuthandizira. Kenaka dokotala adayankha mankhwala okhawo omwe alipo - magalasi awiri a madzi. Patangopita nthawi yochepa, ululuwo unadutsa, wodwalayo anakula bwino. Nthaŵi yonse imene anali m'ndende, wasayansi anafufuza kufufuza za madzi.

Patsiku la chigamulo cha Batmanghelidzha adatsiriza kulembera nkhani yokhudza mankhwala a madzi. Iye adadziwa kuti adzaweruzidwa kuti aphedwe, choncho atatha kuweruza iye adapereka nkhani yake kwa woweruzayo. Taganizirani zodabwitsa pamene woweruzayo anakhululukira wasayansi ndipo anamulola kuti apitirize kufufuza kwake. Pa moyo wake wonse, adokotala amalimbikitsa madzi akumwa, monga njira yowonetsera matenda ambiri. Ndi momwe madzi anapulumutsira wasayansi ku imfa.

Moyo waumunthu umagwirizanitsa mosalekeza ndi madzi. Madzi molekyulu, omwe ali ndi zinthu zambiri zothandiza, amapatsidwa kwa ife mwachilengedwe ndipo timayenera kuteteza madzi , chifukwa madzi ndiwo moyo.

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