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What is the phenotypic ratio of the F-2 generation of the monohybrid cross?
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∙ 14y ago
1 Red : 2 Pink : 1 White
Wiki User
∙ 14y ago
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A 1 to 2 to 1 phenotypic ratio in the F2 generation of a monohybrid cross is a sign o?
incomplete dominance
Why does the expected genotypic ratio often differ from the expected phenotypic ratio from monohybrid cross?
Because in heterozygotes, both alleles are transcribed and translated.
What is a monohybrid ratio?
it is ratio of mono hybrid cross found in f2 generation .this ratio is 3:1
What kind of phenotype ratio would you expect from a mono-hybrid cross?
possible mendelian ratios for monohybrid cross genotype is 1:2:1 and phenotype is 3:1
What is the actual ratio of the phenotypic characteristics red 93 white 36?
Monohybrid ratio i. e. 3 : 1
What would be the phenotype ratio and genotype ratio in the offesprings in the f2 generation?
For monohybrid cross the genotype ratio in f2 generation would be 1:2:1 and phenotype ratio would be 3: 1
What is the phenotypic of the F2 generation?
Asuming that the F1 generation is heterozygous for a single trait and that the F2 cross is of 2 F1 offspring. Ex. Aa X Aa the phenotypic ratio is 3:1 dominant to recessive. The genotypic ratio is 1:2:1 AA:Aa:aa.
What is the phenotypic ratio of a monohybrid cross?
In a monohybrid cross with one parent homozygous dominant and the other homozygous recessive The phenotype of the F1 offspring will be 100% that of the parent with the dominant allele. A cross of two of the F1 offspring will be 75% phenotypically like the dominant allele and 25% will be hommozygous recessive or 3 to 1
What is the importance of a 9331 ratio in a monohybrid cross?
The phenotypic ratio expected from a monohybrid cross between heterozygotes is 3:1 (assuming complete dominance), with the genotypic ratio being 1:2:1. So, using tall = T, short = t and R = red, r = white as an example. A monohybrid cross of Tt X Tt would be expected to produce 3 tall plants and 1 short plant (phenotypic ratio 3:1), which would be 1 TT, 2 Tt and 1 tt (genotypic ratio 1:2:1). A dihybrid cross of heterozygotes is expected to produce a phenotypic ratio of 9:3:3:1. So the cross of TtRr X TtRr would be epected to have: 9 tall red, 3 tall white, 3 short red and 1 short white (phenotypic ratio) This is because each parent has 4 possible combinations of gametes (TR, Tr, tR and tr). There are therefore 16 combinations of gametes, providing a 9:3:3:1 phenotypic ratio. Both of these are probably best visualised using a punnett square (see link below).
What is the phenotypic ratio for a F1 cross?
The F1 dihybrid phenotypic ration is 1 to 3 to 3 to 1. The F1 monohybrid genotypic ration is 1 to 2 to 1.
What is the phenotypic ratio of the?
Asuming that the F1 generation is heterozygous for a single trait and that the F2 cross is of 2 F1 offspring. Ex. Aa X Aa the phenotypic ratio is 3:1 dominant to recessive. The genotypic ratio is 1:2:1 AA:Aa:aa.
The second generation phenotypes resulting from the cross of true-breeding monohybrid pollination will display a ratio of?
1:4
