If the blue F1 females in are backcrossed to the blue males in the P generation, what phenotypes and proportions of offspring will be produced?
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If the blue F1 females in are backcrossed to the blue males
in the P generation, what
be produced?
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- If the blue F1 females in Figure are backcrossed to the blue males in the P generation, what phenotypes and proportions of offspring will be produced?What genetic phenomenon does the production of a blue F1 from pink and white parents represent?A pea plant that is dwarf with green, wrinkled seeds was crossedto a true-breeding plant that is tall with yellow, round seeds. TheF1 generation was allowed to self-fertilize. What types of gametes,and in what proportions, would the F1 generation make? Whatwould be the ratios of genotypes and phenotypes of the F2generation?
- In which event would you see approximately equal amounts of parental and no-parental gametes being produced from the F1 generation?If a pure-breeding purple-flowered pea plant is crossed with a pure-breeding white-flowered pea plant, all the offspring have purple flowers. Suppose two F1 plants are crossed, and 1200 offspring are obtained. How many white-flowered plants will you expect?In fruit flies, red eyes (R) are dominant over purple (r). Two red- eyed parents are crossed, producing an F1 generation of 76 red- eyed and 24 purple-eyed offspring. What is the approximate phenotypic ratio?
- A spotted rabbit, when mated with a solid-colored rabbit, produced all spotted offspring. When these F1 rabbits were crossed among themselves, they produced 24 spotted rabbits and 8 solid-colored rabbits. About how many of the 24 spotted rabbits in the F2 generation would be expected to be homozygous?You perform a cross between two true-breeding strains of zucchini, One has green fruit and the other has yellow fruit. The F1 plants are all green, but when these are crossed, the F2 plants consist of 9 green: 7 yellow. A. Assuming that wild-type zucchini are green, how would you describe the phenomenon that occurred in the F1 of part (e) of the parents and progeny?.Cinnabar eye color is a sex-linked, recessive characteristic in fruit flies. If a female having cinnabar eyes is crossed with a wild-type male, what percentage of the F1 males will have cinnabar eyes?
- Cinnabar eyes is a sex-linked, recessive characteristic in fruit flies. If a female having cinnabar eyes is crossed with a wild-type male, what percentage of the F1 males will have cinnabar eyes?there are 120 pink flowers and 112 white collected as a result of the second filial generation. What are the parental genotypes of the parents?Imagine you have crossed a pure breeding purple flower and pinched pod shape pea plant with a pure breeding white flower and round pod shape pea plant. What would the phenotype be with respect to the flower color and the pod shape in the F1 generation? ”