Quick Reference. Txhua yam kev hloov pauv hauv lub xovtooj ntawm lub hom phiaj los ua gamete, thiab yog li muaj peev xwm ua tau raws li txoj cai. Sib piv nrog somatic mutation. From: gametic mutation in Phau ntawv txhais lus ntawm noob caj noob ces »
Gametic mutations yog dab tsi?
Kev hloov pauv ntawm somatic yog qhov hloov pauv hauv DNA ntu thiab kev hloov pauv gametic yog hloov pauv hauv gamete. Gametic kev hloov pauv tau dhau mus rau cov xeeb ntxwv yav tom ntej thaum somatic tsuas yog cuam tshuam rau tus neeg vim nws tau txais tom qab yug.
Dab tsi ua rau Gametic mutations?
Exogenous yam
Zoo ib yam li somatic mutations, germline mutations tuaj yeem yog ua rau raug cov tshuaj phem, uas ua rau DNA ntawm cov kab mob puas tsuaj. Qhov kev puas tsuaj no tuaj yeem kho tau zoo kawg nkaus, thiab tsis muaj kev hloov pauv yuav tshwm sim, lossis kho tsis zoo, ua rau muaj ntau yam kev hloov pauv.
Yuav ua li cas yog qhov hloov pauv hauv gamete?
Kev hloov pauv uas tshwm sim hauv gamete lossis hauv cell uas ua rau gametes tshwj xeeb vim lawv cuam tshuam rau tiam tom ntej thiab yuav tsis cuam tshuam rau cov neeg laus txhua. … Yog hais tias kev hloov pauv muaj kev cuam tshuam rau cov phenotype ntawm cov xeeb leej xeeb ntxwv, qhov kev hloov pauv raug xa mus rau qhov tsis zoo ntawm caj ces.
Puas Gametic mutations heritable?
Kev hloov pauv caj ces uas tau piav qhia tias yog de novo (tshiab) hloov pauv tuaj yeem yog caj ces lossis somatic. Qee zaum, kev hloov pauv tshwm sim hauv tus neeg lub qe lossis cov phev cell tab sis tsis muaj nyobnyob rau hauv ib qho ntawm lwm tus neeg lub hlwb.
