`F_(2)` generation of a cross between two white flowered strains of Sweet Pea yields 9 purple flowered plants: 7 white flowered plants. This is an example is

A cross between two white flowered varieties of Sweet Pea yields purple flowered plants due to

A cross between black flowered plant and white flowered plant yielded grey flowered

A cross between black flowered plant and white flowered plant yielded grey flowered

A cross between black flowered plant and white flowered plant yielded grey flowered

Tall red flowered Pea Plant crossed to dwarf white flowered plant yields only tall red flowered plant yields only tall red flowered plants. A test cross shall give a ratio of

Development of purple flower character when two white flower strains of sweet pea are crossed, is an example of

Development of purple flower character when two white flower strains of sweet pea are crossed, is an example of

Development of purple flowerr chacter when two white flower strains of sweet pea are crossed, is an example of

Development of purple flowerr chacter when two white flower strains of sweet pea are crossed, is an example of