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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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tony2012 tony2012
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11 years ago
In guinea pigs black coat is dominant to white. Cross a heterozygous with a black male with a similar female. What are the genotypes and phenotypes of the F1?
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#1
11 years ago
Heterozygous black Male is Bb
Heterozygous black Female is Bb
Then possible genotypes in F1 is BB,Bb,bb
Possible phenotypes are: Black Coat:White(3:1) ratio.
As you said it is dominant: BB,Bb is for Black Phenotype and bb is for white phenotype.
B=Black coding
b=White coding
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Tony2001Tony2001
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11 years ago
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