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A homozygous dominant guinea pig with black fur is crossed with a homozygous guinea pig with white fur.

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A homozygous dominant guinea pig with black fur is crossed with a homozygous guinea pig with white fur. The F1 generation is crossed with itself. 

What percentage of F2 generation is expected to show white fur coat?

A. 25% 

B. 50% 

C. 75% 

D. 100%

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Correct option is A. 25% 

The homozygous black pig with phonotype BB, and homozygous white pig with phenotype bb are crossed. Therefore, 25% of the pigs will be white.

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