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With reference to the table, answer the questions given below:

Phenotypic ratio Genotypic ratio
Monohybrid cross 3 : 1 1 : 2 : 1
Dihybrid cross 9 : 3 : 3 : 1 1 : 2 : 2 : 4 : 1 : 2 : 1 : 2 : 1
Test cross (Monohybrid) 1 : 1 1 : 1
Test cross (Dihybrid) 1 : 1 : 1 : 1 1 : 1 : 1 : 1
Incomplete dominance 1 : 2 : 1 1 : 2 : 1
Co-dominance 1 : 2 : 1 1 : 2 : 1
Pleiotropy 2 : 1 2 : 1
Polygenes 1 : 4 : 6 : 4 : 1 1 : 2 : 2 : 4 : 1 : 2 : 1 : 2 : 1
Trihybrid cross 27 : 9 : 9 : 9 : 3 : 3 : 3 : 1

Identical phenotypic and genotypic ratio is seen in:

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Monohybrid test cross → 1 : 1

Dihybrid test cross → 1 : 1 : 1 : 1

Incomplete dominance → 1 : 2 : 1

Co-dominance → 1 : 2 : 1

Pleiotropy → 2 : 1

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