A woman with blonde curly hair married a man with black soft hair. All of their children in first-generation had black soft hair but next-generation children had different combinations is ratio 9:3:3:1. State the law that governs this expression.

A woman with blonde curly hair married a man with black soft hair. All

1.	A woman with blonde curly hair married a man with black soft hair. All of their children in first-generation had black soft hair but next-generation children had different combinations is ratio 9:3:3:1. State the law that governs this expression.
Answer» A woman with blonde curly hair married a man with black soft hair. All of their children in first-generation had black soft hair but next-generation children had different combinations is ratio 9:3:3:1. State the law that governs this expression.