What are bones made out of?
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9:3:3:1
that is the phenotype ratio
9/16 is gonna have freckles and cleft chin (dominant traits)
3/16 is gonna have freckles and no cleft chin
3/16 is gonna have cleft chin but no freckles
1/16 is gonna have no freckles and no cleft chin (recessive traits)
take R as freckles and dominant, r as recessive and no freckles
take Y as cleft chin dominant, y as no cleft chin recessive and substitute
that is the phenotype ratio
9/16 is gonna have freckles and cleft chin (dominant traits)
3/16 is gonna have freckles and no cleft chin
3/16 is gonna have cleft chin but no freckles
1/16 is gonna have no freckles and no cleft chin (recessive traits)
take R as freckles and dominant, r as recessive and no freckles
take Y as cleft chin dominant, y as no cleft chin recessive and substitute