Question

In a cross of red and white flowered Snapdragon, $F_1$ plants will have flowers

• A. Red
• B. White
• C. Both A and B
• D. Pink

Answer 1

The correct option is D Pink

A red flowered plant(RR) is crossed to white flowerd plant(rr). The F₁ individuals are Pink flowered(Rr). When F1 individuals are self crossed, in the F₂ generation, 1 plant with red flowers(RR), 2 plants with pink flowers(Rr), 1 plant is with white flowers(rr) are formed. The phenotypic ratio is 1:2:1 and genotypic ration is 1:2:1. It is called incomplete dominance.

So, the correct option is ‘pink’