}ĿijNĻкмtS{(ln)Nɫ@ЩɫA/aB/bG/gܪzĵλƺϳNɫصĺϳcP(gun)P(gun)ϵDɫ˼tɫSɫ{(ln)ɫ߀F(xin){(ln)ɫ|(zh)ctɫ|(zh)ϵɫ{(ln)ɫ|(zh)cSɫ|(zh)ϵľGɫȱNɫؕrʰɫ
1ABĠֲ껨ɫF(xin)
2xȡ{(ln)ɫsӴܳF(xin)ԠxȞ Ӵм{(ln)ֲĻ͞
3͞AaBbGgĠֲ껨ɫ M(jn)МyıF(xin)ͼ
1SɫGɫ
2ȫ{(ln)ɫ{(ln)ɫɫ=3:1 aabbGGaaBBGGaaBbGG
3ɫ {(ln)ɫtɫɫGɫɫ=2:1:11:1:2
ԇ}}DDʾNɫصĺϳ;лGڕrɫD(zhun){(ln)ɫأAڕrɫD(zhun)SɫأBڕrSɫD(zhun)tɫtɫc{(ln)ɫϳʬF(xin)ɫ{(ln)ɫcSɫϳʬF(xin)GɫԱF(xin){(ln)ɫĻ͞aa_ _G_F(xin)SɫĻ͞A_bbggF(xin)tɫĻ͞A_B_ggF(xin)ɫĻ͞A_B_G_F(xin)GɫĻ͞A_bbG_ͱF(xin)ɫ
1(j)ǰķ֪ABĠֲ껨ɫF(xin)SɫGɫ
2xȡ{(ln)ɫaa_ _G_sNraaGGcaaGGs,Ӵȫ{(ln)ɫaaGGcaaGgs,ӴҲȫ{(ln)ɫaaGgcaaGgs,ӴF(xin)ԠxȞ{(ln)ɫͰɫ=3:1Ӵм{(ln)ֲĻ͞aabbGGaaBBGGaaBbGG
3͞AaBbGgĠֲ껨ɫɫM(jn)МycaabbggıF(xin)ͼ{(ln)ɫtɫɫGɫɫ=2:1:11:1:2
Ŀ Դ }ͣ
}ĿP(gun)ڹƺԭl(f)^̵Ĕe`( )
Aƺİl(f);Nͬxͬ
Bƺוr(yng)we?jn)?sh)70%ľƾl(f)ƿ
C׃Ƶı^쵽ľĤǴNȺ
DƺͬһbƲͬl(f)͗l
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}Ŀú3H(bio)ӛÓǺB(yng)ҺB(yng)ijN:(x)һΕrg3H(bio)ӛB(yng)ҺB(yng)ͬrgȡM(jn)з@Ӱ@R^Ӌ(sh)Y(ji)±tfe`
AABȡӕrg^(q)(x)XDNA(f)Ƽ|(zh)ϳ
BADȡӕrg^(q)οɱʾ(x)Xļ(x)ڣrg6h
CCȡӕr(x)XȾɫwDNA(sh)Ŀӱ
DгF(xin)GԭDZ(bio)ӛ(x)l(f)˼(x)
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}ĿҰJһNĸSCĶw2N=58СҰDijСMԴҰJҷNaa錍xJҟoƷN^̣(j)Dش
1^̵N
2N(j)ԭ ԓNă(yu)c
3^AAֲAAAAֲsa(chn)AAAֲw(x)һ㺬еȾɫw(sh)Ŀ______ԓֲY(ji)oѵԭǜp(sh)^______
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}ĿP(gun){(dio)(ji)Ĕ_
A غøиЧڷǼ(x)lҲܰl(f)]
B غͿwخԣֻضİм(x)
C ѪҺδc߷(yng)ܰͼ(x)ӛ(x)
D (jng)(x)(jng)_ӵĂ(do)Ծֲǰ(do)
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