Cov txheej txheem:
- Thaum twg ob qho tib si tseem ceeb thiab thim rov qab muaj nyob?
- Yuav ua li cas yog qhov tseem ceeb thiab qhov tsis zoo tau txais txiaj ntsig?
- Dab tsi yog qhov tseem ceeb thiab qhov tsis txaus ntseeg muaj qhov sib xws?
- YPuas yog BB dominant lossis recessive?
Video: Thaum twg qhov tseem ceeb thiab qhov tsis zoo tau ua ke hauv qhov?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Codominance yog thaum ob lub noob tsis qhia kev sib raug zoo ntawm kev sib raug zoo lossis tsis pom qhov nruab nrab, tab sis ob leeg qhia lawv tus kheej ib txhij. Qhov no tau tshaj tawm nyob rau hauv roan cim ntawm nyuj (piv txwv li thaj tsam ntawm 2 txawv xim ntawm daim tawv nqaij).
Thaum twg ob qho tib si tseem ceeb thiab thim rov qab muaj nyob?
Yog ob leeg ntawm alleles koj tau txais los ntawm koj niam koj txiv yog tib yam, lub genotype yog homozygous. Txawm li cas los xij, yog tias koj muaj ib qho tseem ceeb thiab ib qho kev ua tsis zoo, qhov genotype yog heterozygous.
Yuav ua li cas yog qhov tseem ceeb thiab qhov tsis zoo tau txais txiaj ntsig?
Txawm hais tias ib tus neeg cov noob tuaj yeem ua rau lub cev tshwj xeeb, cov noob ntawd tuaj yeem muaj nyob hauv ntau hom, lossis alleles. Ib qho allele rau txhua lub noob hauv ib lub cev yog tau txais los ntawm txhua tus ntawm cov kab mob ntawd niam txiv. … Alleles tsim phenotypes (los yog lub cev versions ntawm ib tug zoo) uas yog tus tseem ceeb los yog recessive.
Dab tsi yog qhov tseem ceeb thiab qhov tsis txaus ntseeg muaj qhov sib xws?
Thaum ib qho allele tseem ceeb, yam ntxwv nws txuas nrog yuav qhia rau tus neegThaum tus allele yog qhov tsis zoo, tus yam ntxwv nws txuas nrog tsis tshua muaj. qhia. Recessive traits xwb manifest thaum ob alleles recessive nyob rau hauv ib tug neeg.
YPuas yog BB dominant lossis recessive?
Ib yam kab mob uas muaj ob qho tseem ceeb alleles rau qhov zoo yog hais tias muaj homozygous dominant genotype. Siv qhov muag xim piv txwv, qhov genotype no yog sau BB. Ib kab mob nrog ib qho tseem ceeb allele thiab ib qho recessive allele yog hais tias muaj ib hom kab mob heterozygous. Hauv peb qhov piv txwv, qhov genotype no tau sau Bb.
Pom zoo:
Puas yog alanine tseem ceeb lossis tsis tseem ceeb?
No tseem ceeb amino acids suav nrog: alanine, arginine, asparagine, aspartic acid, cysteine, glutamic acid, glutamine, glycine, proline, serine, thiab tyrosine. Cov tshuaj amino acids feem ntau tsis tseem ceeb, tshwj tsis yog thaum muaj mob thiab kev ntxhov siab .
Yuav tsum muaj qhov tseem ceeb hauv qhov zoo lossis qhov tsis zoo?
Qhov feem cuam tshuam ib txwm muaj yog 1.21 txog 1.52 AU / ml. Qhov kev ntsuam xyuas yuav qhia rau koj seb koj puas kuaj qhov zoo lossis tsis zoo rau Intrinsic factor blocking antibody lossis Intrinsic factor binding antibody. Tsawg dua 1.20 AU / mL raug suav tias yog qhov tsis zoo thiab ntau dua 1.
Dab tsi yog qhov tsis zoo ntawm imputing ploj qhov tseem ceeb nrog txhais tau tias?
Mean imputation distorts kev sib raug zoo ntawm cov variables Tab sis txhais tau tias imputation kuj distorts multivariate kev sib raug zoo thiab cuam tshuam cov txheeb cais xws li correlation. Piv txwv li, cov lus hauv qab no hu rau PROC CORR suav qhov sib txheeb ntawm qhov sib txawv ntawm Orig_Height thiab qhov hnyav thiab hnub nyoog sib txawv .
Dab tsi yog qhov tseem ceeb thiab tsis tseem ceeb?
Qhov me dua p-tus nqi, qhov muaj zog pov thawj uas koj yuav tsum tsis lees paub qhov kev xav tsis tseeb. Ib qho p-tus nqi tsawg dua 0.05 (feem ntau ≤ 0.05) yog qhov tseem ceeb. … A p-tus nqi siab dua 0.05 (> 0.05) tsis yogqhov tseem ceeb thiab qhia cov pov thawj muaj zog rau qhov kev xav tsis zoo .
Thaum twg siv txoj hauv kev zoo li qub thiab tsis zoo li qub hauv c?
A txoj kev zoo li qub yog nyob rau hauv chav kawm thiab txoj kev tsis zoo li qub yog ib yam khoom ntawm chav kawm. Cov txheej txheem zoo li qub tuaj yeem nkag ncaj qha los ntawm chav kawm, thaum txoj kev tsis zoo li qub (lossis cov qauv piv txwv raws li kuv nyiam hu rau lawv) yuav tsum tau nkag los ntawm ib qho piv txwv .