A tall true breeding garden pea plant is crossed with a dwarf true breeding garden pea plant. When the `F_(1)` plants were selfed the resulting genotypes were in the ratio of

Options

A. 1 : 2 : 1 :: Tall heterozygous : Tall homozygous : Dwarf
B. 3 : 1 :: Tall : Dwarf
C. 3 : 1 :: Dwarf : Tall
D. 1 : 2 : 1 :: Tall homozygous : Tall heterozygous : Dwarf

Answer

D

Explanation

Phenotypic ratio = 3 : 1 [Tall : dwarf]
Genotypic ratio implies 1 : 2 : 1
[Homozygous tall : Heterozygous tall : Dwarf]