In the guinea pig, shaggy coat dominates over smooth, when crossing shaggy mammals and shaggy females

In the guinea pig, shaggy coat dominates over smooth, when crossing shaggy mammals and shaggy females, 29 smooth and 90 shaggy individuals were obtained. Determine the genotype.

given:
a-smooth
A-shaggy
decision:
p: Aa (shaggy) xAa (shaggy)
D: A, a, A, a
F1: AA (shaggy), Aa (shaggy), aa (shaggy).



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