Samuwar, Kimiyya
A sunadarai abun da ke ciki na sel
An gano cewa jikin mutum ne kullum ba da tamanin da shida abubuwa na lokaci-lokaci tebur. Ashirin da biyar da aka gyara zama dole domin ya raya rai, goma sha takwas daga waxanda suke da cikakken zama dole, da zangarku bakwai - suna da amfani.
Irin wannan sinadaran cell abubuwa kamar nitrogen da hydrogen, carbon da oxygen zauna game da 98% na da nauyi. Da abun ciki na sauran gyara ne kadan. Alal misali, sulfur ne ba a wani adadin 0.15-0.2% da kuma wani aidin lissafinsu kawai 0,000001%.
Chemicals Kwayoyin hada da kitse kwayoyin, nucleic acid, carbohydrates, sunadarai, carbon dioxide, oxygen da kuma ruwa. Ambata cewa, a cikin matattun yanayi, duk wadannan aka gyara tare ne ba a same shi.
Nucleic acid kunshe a cikin sinadaran abun da ke ciki na sel, su ne kashin bayan ribonucleic da deoxyribonucleic acid. DNA da RNA - matsaranta kayyade (hereditary) data.
Sunadaran samar da wanzuwar Kwayoyin kuma, a Bugu da kari, taimakawa wajen wasan kwaikwayon na su ayyuka. Gungumen azaba sunadaran lissafta ga rabin na bushe cell nauyi.
Wadannan high-kwayoyin mahadi an hada da amino acid. Saboda jiki da kuma sinadaran shaidu tsakanin amino acid da sunadaran aka shirya compactly a cikin cell.
A farko tsarin da furotin da bayyana matsayin filament. Daga bisani (as kira) kafa a sakandare (kamar karkace), sa'an nan da manyan tsarin, kama da fibril (igiyar) ko globule (dutsen ado). Lokacin hada da dama kwayoyin tsakãninsu ko ta maida martani su da wadanda ba proteinaceous kwayoyin faruwa quaternary samuwar. Alal misali, kafa haemoglobin kwayoyin. Ya kunshi globin (a gina jiki) da kuma heme bangaren nonprotein asalin dauke da baƙin ƙarfe.
A daidai da manufar nazarin halittu sunadaran ya kasu kashi uku Categories. Enzymes ciki na farko da kungiyar. Su ne nazarin halittu catalysts na sinadaran halayen. Na biyu kungiyar hada da neurotransmitters, hormones, da sauran "takamaiman" sunadaran. A cikin uku kungiyar ne tsarin kwayoyin. Su zama dole domin ta karshe da kuma mayar da abubuwa kunshe a cikin sinadaran abun da ke ciki na sel.
A membranes kunshi phospholipids (mai kwayoyin). Fats taimakawa wajen kiyayewa da zafin rana, kamar yadda wani zafi insulator. Abu mai muhimmanci da muhimmanci a shirye-shiryen da ruwa. An gano cewa a lokacin da kona wani kilogram na kitse samu kilo da ɗari grams na ruwa. Bugu da ƙari kuma, wadannan kitsen aka gyara kunshe a cikin sinadaran abun da ke ciki na Kwayoyin ne ba makawa makamashi Madogararsa.
Energy da aka samar da kuma carbohydrates, yafi glucose da kuma ta polymer - glycogen. Duk da haka, shi ne ya kamata a lura da cewa makamashi darajar daga mai sau shida fiye da na glycogen. A daidai wannan lokaci da reserves a cikin tsokoki da kuma hanta zuwa talatin sau kasa.
Ruwa kuma hada a cikin sinadaran abun da ke ciki na sel. An gano cewa, ko da a cikin enamel (mafi wuya nama a cikin jiki) ya ƙunshi goma bisa dari ruwa. A mafi Kwayoyin a cikin H2O asusun ga saba'in zuwa tamanin cikin dari a kashi Kwayoyin, ta ashirin cikin dari.
Ruwa ne da aka sani, a duniya da sauran ƙarfi. Tare da sa hannu na H2O sanya thermotaxis. Har ila yau, shi ya auku duk biochemical salula halayen. Ruwa ma'anar da yawa jiki Properties. Alal misali, kafa da elasticity, juz'i na da sauran halaye. Bugu da kari, ruwa ne rayayye da hannu a cikin kau na mai guba kayayyakin, kai na gina jiki, oxygen da kuma sauran abubuwa, shi na taimaka wa metabolism.
A kan aiwatar da makamashi hira a Kwayoyin kawota tare da oxygen. Yana da wani m halitta oxidizing wakili. Daya daga karshen-kayayyakin da salon salula numfasawa ne carbon dioxide.
Similar articles
Trending Now