Hanganga, Mātauranga Tuarua me ngā kura
Ko te mahi tiaki o te pūmua. Te hanganga me te mahi o pūmua
Pūmua Ko te pūtake o kaiao ora katoa. Enei matū Ko te wāhanga o kiriuhi pūtau, organelles, ngohe, uaua, me te kiri pārōnaki squamous. Heoi, ko te tiaki mahi o pūmua - tetahi o te nui tino.
Pūmua: hanganga āhuatanga
Te taha ki lipids, warowaihā me waikawa karihi, pūmua he matū organic e hanga i te pūtake o mea ora. E katoa ratou - biopolymers tūturu. E tito ēnei rauemi o ngā waeine hanganga auau. Ko ratou i huaina waetahi. Hoki pūmua taua wae hanganga he waikawa amino. Herea tahi, i whai ahua ai ratou he macromolecule nui.
Taumata o te whakahaere mokowā o te pūmua
Mekameka, arā, o rua tekau waikawa amino kia hanga i ngā hanganga. Ko nga taumata o te whakahaere mokowā conformation ranei enei o te pūmua. Te hanganga tuatahi kanohi e te mekameka o waikawa amino. A, no te te te whiri reira ki te tōrino, i reira e tuarua. puta te hanganga wānanga i te kopikopiko tonu conformations mua i roto i te pōro globule ranei. Ko te hanganga e whai ake nei o te faingataa - te quaternary. Kei a ia ko te maha globules.
āhuatanga o pūmua
Ki te hinga te hanganga quaternary ki tuatahi, ara ki mekameka o waikawa amino, ka i reira he he tukanga i huaina denaturation. Ko reira reversible. Ko te mekameka o waikawa amino ahei o ano ki te hanga i te hanganga matatini ake. Otira ka reira he whakangaromanga, arā, te whakangaromanga o te tuatahi hanganga o te pūmua ki te whakahoki e taea. Ko te tina heke tenei tukanga. kawea whakangaromanga i roto i, ia o tatou, ka hua thermally tukatuka arā, o te pūmua - hua, ika, kai.
Ko te mahi o pūmua: te tepu
He tino mnogobrazny rāpoi Pūmua. ai tenei he whānui o taea, e he e tika ana ki te ngā i te hanganga waikawa amino. Ko te mahi o te pūmua (Kei tepu mōhiohio e hāngai ana) ko te huru e tika ana mo te oraraa o kaiao ora.
| mahi pūmua | Ko te tikanga me te tukanga e te | Ingoa o pūmua e mau ana i roto i te mahi o |
Construction (Poraka) | Pūmua Ko te poraka hanga mo hanganga tinana katoa i te membrane pūtau ki te uaua, me te mea tuhonohono. | Collagen, fibroin |
| pūngao | Ki runga ki wāhinga o pūmua tukua pūngao e tika ana mō te tukanga kaiao ora (1 g pūmua - 17, 2 kJ). | prolamin |
| whakatūpato | E taea e ia ite matū motuhake i te taiao Pūmua kiriuhi pūhui pūtau. | glycoproteins |
| contractile | Te whakarato o mahi tinana. | Actin, myosin |
| tūtatari | Supply o ngā matūkai. | te endosperm o purapura |
| waka | Te whakarato o utu hau. | pūtoto |
| ture | Ture o tukanga matū me te whaiaroaro i roto i te tinana. | pūmua hormones |
| catalytic | Ko te whakaterenga o te tauhohe matū. | Whākōkī (whākōkī) |
Ko te mahi tiaki o te pūmua i roto i te rauropi
Ka rite ki a koutou e taea te kite, he tino kanorau, me te nui i roto i tona auraa te mahi o te pūmua. Otiia kihai i matou whakahuatia ano e pā ana ki tetahi o ratou. Ko te mahi tiaki o pūmua i roto i te tinana, ko te ki te ārai i te kătahi o matū ke, e taea meinga kino nui ki te tinana. Ki te tupu tenei, ki pūmua motuhake taea e haamou i ratou. E huaina ēnei kaiwawao paturopi immunoglobulins ranei.
Ko te tukanga o te hanga wātea i te mate
Ki nga manawa i roto i to tatou tinana tomo huakita me te huaketo. E tukua ratou ki te bloodstream, te wahi timata ratou ki te proliferate mātātoa. Heoi, i runga i to ratou ara tu te fakafaingata'a'ia'anga nui. Tenei te pūmua wē - immunoglobulins paturopi ranei. He motuhake ratou me kua āhuatanga e te kaha ki te mohio ki a haamou i matū ke ki te tinana, me te hanganga. Ko ratou i huaina antigens. Na puta te mahi tiaki o te pūmua. Tauira taea te atu ona mōhiohio e pā ana interferon. Ko te hoki tenei pūmua te whakatapua, me te kitea huaketo. Tenei taonga ko ara te pūtake o tokomaha o raau taero immunostimulatory.
Nā ki te aroaro o te tinana pūmua paruru e taea ki te te tu atu matūriki pathogenic, i.e. i hanga e ia te pūnaha ārai mate. E nehenehe te reira congenital riro ranei. He taea te tuatahi rauropi katoa e hua ana ki mai te kau o whanautanga, a ko te kupu te ora. He hokona puta i muri i pangia tini o nga mate hopuhopu.
tiaki aunoa
Pūmua mahi he mahi tiaki, te ārai tika nga pūtau me te kaiao ki pānga aunoa. Hei tauira, te exoskeleton o anga waimāori whai wāhi, reliably tiaki nga tirotiro katoa. Bone, ngohe, uaua, me te hanga i te pūtake o te tinana, a kore ārai anake kino ki te kopa ngohengohe me okana, engari whakarite ano tona kaupapa i roto i te wāhi.
clots toto
Ko te tukanga upoo- - ko reira ano hoki te mahi paruru o te pūmua. Ko taea e tika ana ki te aroaro o ngā pūtau motuhake - platelets. Ki te pakaru oko toto e ngaro ratou. Ka rite ki te hua, kua tahuri wē pūwētoto pūmua wairewa ki tona ahua rewa - pūtōtepe. Ko te tukanga enzymatic matatini, i roto i nei maha intertwine te kakawaea pūtōtepe me te hanga i te whatunga mātotoru nei ārai leakage o toto tenei. I roto i te mau parau te tahi atu, te hanga e toto katinga thrombus ranei. Ko te whakautu paruru o te tinana tenei. A, no te pumau te ora noa o te tukanga i te mōrahi o tekau meneti. Ko mate incoagulability toto - hemophilia, e pā te nuinga tangata, kia mate te tangata a tae noa ki te whara iti.
Heoi, ki te e hanga e clots toto roto te oko toto, e taea e te reira tino kino. I roto i ētahi wā, i te reira noa arata'i ki te takahi o tona tapatahi, me te toto ā. I roto i tenei take, nga taero tūtohutia, i runga i te anga ke, hahore toto.
tiaki matū
Ko te mahi tiaki o te pūmua kitea i roto i te whawhai ki āpiha matū pathogenic. A tīmata te reira i roto i te mangai. Kia roto reira, te pūpū kai ai salivation. Ko te pūtake o tenei taonga, ko te wai, whākōkī e awhi polysaccharides me lysozyme. Ko te reira i te taonga muri e haamou i rāpoi kino, tiaki te tinana i to ratou rongo atu. I roto i reira, me nga kiriuhi mucous o te wahi gastrointestinal, a i roto i te inu roimata, e ruhi, te taupoki io. I roto i te rota o te lysozyme ko reira i roto i te waiu, uma, hūpē, nasal me te pūmua o hua heihei.
Ko te kupu, whakakitea te mahi paruru o te pūmua kei te matua i roto i neutralizing matūriki kitakita me te viral i roto i te toto o te rauropi. Ka rite ki te hua, i hanga e ia te kaha ki te pato'ii te āpiha mate-meinga. A huaina ana e ia ko te wātea i te mate. Pūmua e he i te mau melo o te kōhiwi waho, me te ā, tiaki te tirotiro ā-i kino aunoa. He matū proteinaceous reira i roto i te huware, me ētahi atu taiao, te ārai i te mahi o te āpiha matū i runga i te tinana. I roto i te mau parau te tahi atu, te mahi paruru o te pūmua, ko ki te whakarato i te tikanga e tika ana mō ngā tukanga faufaa katoa.
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