dihibriduli Sejvareba
dihibriduli Sejvareba
dihibriduli Sejvareba
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aseT avadmyofebs mravali sxva paTologiuri niSan-Tvisebac uviTardebaT: elenTis ga-<br />
dideba, kanis dazianebebi, agreTve gulis, Tirkmlebisa da tvinis daavadebebi. swored<br />
amitom am genis mixedviT homozigoturi (HbS/HbS) adamianebi bavSvobaSive iRupebian.<br />
heterozigotebi (HbA/HbS) ki klinikurad janmrTelebi arian. isini Jangbadis naklebobas<br />
mxolod Zlieri datvirTvisas an, magaliTad, zRvis donidan 3000 metrze yofnisas ganicdian.<br />
samagierod, im qveynebSi, sadac farTodaa gavrcelebuli malaria, gansakuTrebiT<br />
afrikasa da aziaSi, namglisebrujreduli anemiis genis mixedviT heterozigoti adamianebi<br />
malariiT ar avaddebian. es imiT aixsneba, rom am daavadebis gamomwvevi malariis plazmodiumi<br />
anomaliuri S hemoglobinis Semcvel eriTrocitebSi ver mravldeba.<br />
1. ris safuZvelze varaudoben, rom faraoni exnatoni an nikolo paganini<br />
marfanis sindromiT iyvnen daavadebuli?<br />
2. namglisebrujreduli anemia ufro xSirad iseT qveynebSi gvxvdeba, sadac<br />
farTod aris gavrcelebuli malaria. SeecadeT, axsnaT es faqti.<br />
zog yvavilovan mcenareSi wiTeli gvirgvinis furclebis<br />
ganmsazRvreli dominanturi geni Rerosa da foTlis ZarRvebis<br />
mowiTalo Sefervasac iwvevs. misi aleluri geni yvavilis TeTr<br />
Seferilobas gansazRvravs da ar cvlis Rerosa da foTlis<br />
mwvane Sefervas.<br />
moyvarulma mebaRem ganizraxa, moeSenebina TeTryvaviliani<br />
mcenareebi maT nazi aromatis gamo. yvavilebis maRaziaSi uTxres, rom<br />
`wminda~ TeTryvavilian mcenareTa Teslebi ar hqondaT, radgan Teslebi<br />
yvavilTa feris mixedviT gadarCeuli ar iyo. Teslebis paketebis warwerebis<br />
mixedviT mebaRem gamoarkvia, rom maRaziaSi sami sxvadasxva meurneobis<br />
Teslebi hqondaT. erT meurneobaSi Teslebi wiTelyvaviliani mcenareebis SejvarebiT<br />
miiRes, meoreSi da mesameSi _ TeTri da wiTelyvavilebiani mcenareebis SejvarebiT.<br />
maSin mebaRem sami sxvadasxva meurneobis Teslebi iyida da yoveli maTganidan asasi<br />
Tesli daTesa. pirveli meurneobis Teslebidan aRmocenebuli mcenareebis 3/4 mowiTalo<br />
ylortebiT iyo, meoredan _ mowiTalo ylortebi mxolod mcenareebis naxevars<br />
hqonda, mesame meurneobis Teslebidan ki mxolod mowiTalo ylortebiani mcenareebi<br />
aRmocenda.<br />
1. rogori genotipebisa da fenotipis mcenareTa Teslebi hqonda TiToeul meurneobas?<br />
2. aRmonacenebis ylortebis mixedviT SeZlebs Tu ara mebaRe imis garkvevas, romeli<br />
mcenareebi iqneba TeTryvaviliani?<br />
3. gansazRvreT, dominirebis romeli tipia (sruli Tu arasruli) am mcenareebSi?<br />
4. moifiqreT, rogor miaRwios mebaRem Tavis mizans ise, rom aRarc axali Teslebis<br />
yidva dasWirdes da arc mcenareebis <strong>Sejvareba</strong>.<br />
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