Kudzora Kuonekwa Kwemajini Muzvinhu Zvipenyu Kudzora kuratidzwa kwemajini inzira yekudzora kuti jini rinovhurwa riini, kupi, uye kuti jini rinovhurwa kana kuvharwa zvakadii musero. Kunyangwe masero ese ari muchipenyu chine masero akawanda aine DNA imwe chete, rudzi rwesero rega rega runogona kuita mabasa akasiyana-siyana—semuenzaniso, masero etsinga, masero emhasuru, uye masero echiropa. Misiyano iyi inoitika nekuti… Verenga zvakawanda
Kodhi yeMajini muNhaka yeHunhu Kugara nhaka hunhu inzira iyo hunhu hwemuviri hunopfuudzwa kubva kuvabereki kuenda kuvana. Sei mwana angava neruvara rwemaziso rwakafanana nababa vake, ruvara rwebvudzi rwakafanana naamai vake, kana kutove nepfungwa yezvirwere zvakasiyana? Mhinduro iri mukodhi yejini, "mutauro" wemuviri unochengetwa muDNA unodzora maitiro emuviri wechisikwa chipenyu... Verenga zvakawanda
Kushandurwa kweMapuroteni muKugadzirwa kweMaseru Kushandurwa kweMapuroteni ndeimwe yenzira dzakakosha muhupenyu hwemasero. Kuburikidza nekushandura, ruzivo rwemajini rwakachengetwa mu nucleotide sequence ye mRNA (messenger RNA) runoshandurwa kuita amino acid sequence inoumba mapuroteni. Mapuroteni pachawo anoita basa sezvikamu zvemaumbirwo, ma enzyme, mamorekuru anotakurwa, uye kunyange vanodzora kugadzirwa kwemajini. Pasina kushandurwa kwakarurama, masero… Verenga zvakawanda
Maitiro eKunyora muMolecular Biology Kunyora ibasa guru muMolecular biology rinobatanidza ruzivo rwemajini muDNA nekugadzirwa kwemaRNA molecules. Kuburikidza nekunyora, nucleotide sequence muDNA inoshandurwa kuita RNA, iyo inogona kushanda semutumwa RNA (mRNA) yekugadzira mapuroteni, kana semamwe maRNA anoshanda akadai serRNA netRNA. Maitiro aya… Verenga zvakawanda
Kudzokorora DNA muSero Kudzokorora DNA inzira yekukopa majini mukati mesero risati rapatsanuka. Maitiro aya akakosha pakurarama kwechisikwa, sezvo zvichiita kuti sero rega rega riwane kopi yakafanana yeruzivo rwemajini sesero remubereki. Pasina kukopa DNA kwakarurama, kupatsanurwa kwesero—kungave kwekukura, kugadziriswa kwenyama, kana… Verenga zvakawanda
Hukama huripo pakati peDNA neRNA muGene Expression: Kutaurwa kwemajini inzira inoshandiswa neruzivo rwemajini rwakachengetwa mumasero kugadzira zvigadzirwa zvinoshanda, kunyanya mapuroteni, anosarudza chimiro uye mashandiro ezvisikwa. Mukuita uku, DNA neRNA zvakabatana zvakanyanya uye zvinoenderana. DNA inoshanda se "archive" yakagadzikana yeruzivo rwemajini, ... Verenga zvakawanda
Maumbirwo eRNA muMajini Ribonucleic acid (RNA) imorekuru inokosha mumajini ezvinhu zvipenyu zvese. Kunyange zvazvo DNA ichiwanzonzi "kuchengetwa" kwemashoko ejini, RNA ine basa rinochinja-chinja: inokopa, inotakura, inoshandura, uye inotoronga ruzivo irworwo kuitira kuti rugone kushandurwa kuita mabasa ehupenyu. Kusiyana kweRNA hakusi mubasa rayo chete, asiwo... Verenga zvakawanda
Maumbirwo uye Mashandiro eDNA muZvipenyu DNA (Deoxyribonucleic Acid) ndiyo molekile huru inochengeta mirairo yemajini muzvinhu zvipenyu zvese. Kubva kubhakitiriya nyore kusvika kuvanhu, DNA inoshanda se "bhuku rinotungamira" rinodzora kukura, kupatsanurana, kuita mabasa emetabolism, uye kupfuudza hunhu kubva kuchizvarwa chimwe kuenda kune chinotevera. Kunzwisisa… Verenga zvakawanda
Nhoroondo yeKuvandudzwa kweMolecular Biology yemazuva ano Molecular Biology yemazuva ano ibazi resainzi rinoongorora maitiro ehupenyu padanho remamorekuru—kunyanya DNA, RNA, uye mapuroteni, pamwe chete nenzira dzinodzora kutaura kwemajini uye nhaka. Iyi dzidziso ndiyo hwaro hwekufambira mberi kwakawanda musainzi netekinoroji, kubva pakuongorora chirwere chakavakirwa pamajini kusvika pakugadzira zvipenyu zvekudya nemishonga. Kukura kwayo hakuna kuitika… Verenga zvakawanda
Basa reMolecular Biology muKukura kweSainzi yeHupenyu Molecular biology ibazi rebiology rinoongorora hupenyu padanho rayo guru: mamorekuru. Chinangwa charo chikuru ndechekuumbwa, mashandiro, uye kudyidzana kwemamorekuru akakosha akadai seDNA, RNA, uye mapuroteni, ayo anoumba hwaro hwemaitiro ese ehupenyu. Kubva payakatanga pakati pezana remakore rechi20, molecular biology yave iri chinhu chikuru chinosimudzira kufambira mberi… Verenga zvakawanda