In Mirabilis jalapa, when homozygous red flower and white flowered plants are crossed, all F1 plants have ink coloured flowers. In F2, produced by selfing of F1 plants, red, pink and white coloured flower plants would appear respectively in
A. 1:2:1
B. 2:1:1
C. 1:0:1
D. 1:2:1
Answer:D
In Mirabilis jalapa, when homozygous red flower and white flowered plants are crossed, all F1 plants have ink coloured flowers. In F2, produced by selfing of F1 plants, red, pink and white coloured flower plants would appear respectively in
A. 1:2:1 B. 2:1:1 C. 1:0:1 D. 1:2:1