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explain the inheritance and parental genotypes that would produce the following dihybrid
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- Using the following single letter gene designations. R - dominant allele for purple colored kernel r - recessive allele for yellow colored kernel S - dominant allele for smooth kernel s - recessive allele for wrinkled kernel What is the phenotype of an individual with the genotype RRss?QUESTION 5 For the following pedigree, assume that the mode of inheritance is X-linked dominant, and that the trait has full penetrance and expressivity. I 11 IV 1 2 3 4 1 2 5 6 7 8 HOOD OD FO 1 2 3 4 5 6 7 8 9 1 2 3 4 OOD OC 10 11 12 13 14 15 ☐☐ 5678Cross a homozygous tall female carrier for hemophilia with a short normal male. Give genotypic and phenotypic ratios of the offspring. Use T = Tall, and t = short for one trait, and H =normal, and h = hemophilia for the second sex-linked trait. The Cross is: XHXhTT X XYtt . Question: What is the phenotypic ratio? a. 1:2:4:4 b. 4:4:4:4 c. 3:2:1:4 d. None is correct
- Refer to question 4. Assuming complete dominance, the F2 generation will show a phenotypic ratio of _______. a.3:1 b.9:1 c. 1:2:1 d. 9:3:3:1Draw a Punnet square indicating the F2 genotypes from the mating of an F1 male (QQBbHh) with an Fi female (QQBÜHH). Note: Make sure to write all the heterozygous genotypes as Gg, not gG.If an individual has the dominant phenotype for an x-linked trait, what is/are the possible genotype(s)? if an individual has the recessive phenotype for an x-linked trait, what what is/are the possible genotype(s)? Practice a Punnet square for each of the following autosomal combinations. Assume complete dominance. Determine the genotype and phenotype ratios of the offspring. Genotype ratio = _____GG : _____ Gg: ______gg. Phenotype ratio = _________dominant trait : __________recessive trait. parents with genotypes GG and Gg parents with genotypes Gg and Gg parents with genotypes GG and gg parents with genotypes Gg and gg Practice a Punnet square for each of the following x-linked combinations. Determine the genotype and phenotype ratios of the offspring. Genotype ratio = _____XGXG: _____ XGXg: ______XgXg:_______XGY: _____XgY. Phenotype ratio = _________dominant trait : __________recessive trait. parents with genotypes XGXG and XgY parents with genotypes XGXg and XgY parents with…
- Consider the selfed offspring of a AaBbCcDd individual: What is the probability that offspring will have the following genotypes: AABBCCDD AaBbCCDd ● • A_B_C_D_ BbCCDd ● ● ● ● ● 1/4 x 1/4 x 1/4 x 1/4= 1/256 1/2 x 1/2 x 1/4 x 1/2= 1/32 3/4 x 3/4 x 3/4 x 3/4= 81/256 1 x 1/2 x 1/4 x 1/2= 1/16 Same genotype as the parent? A.1 B. 1/1/12 C. D.1/8 E.1/16List the 6 possible genotypes of the four blood types. Identify the parentalgenotypes that could produce children with blood type AO.In 1-3 sentences each define the follwing terms: sex determination, chromosomal sex, monozygotic twins, dizygotic twins, complex trait, concordance, environmental variance, penetrance, expressivity, karyotype, metabolic disorders
- Distinguish the following terms . A complete dominance and co - dominance B. genotype and phenotypeUsing punnett square, determine all the possible phenotype of the offspring having parents with the following blood types. Wife = Type A Husband = Type O O only O A and O O A and BGive the phenotypic and genotypic ratio of the following testcrosses of dihybrids: