A pea plant with blue colour flower BB is cross-breed with a pea plant with white flower denoted by ww.
What will be the percentage of plants bearing white flower in F $_{2}$ generation, when the flowers of F $_{1}$ plants were selfed?

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Solution

The cross can be represented as shown in the figure.
Phenotypic ratio of blue and white flowers in F2 generation is 3 : 1
So, percentage of plants bearing white flowers in F2 generation = 1/4 x 100 = 25%

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A blue colour flower plant denoted by BB is crossbred with that of white colour flower plant denoted by bb.

(a) State the colour of flower you would expect in their $F_{1}$ generation plants.

(b) What must be the percentage of white flower plants in $F_{2}$ generation if flowers of $F_{1}$ plants are self-pollinated?

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A pea plant with blue colour flower BB is cross-breed with a pea plant with white flower denoted by ww.What will be the percentage of plants bearing white flower in F2 generation, when the flowers of F1 plants were selfed?

The cross can be represented as shown in the figure.Phenotypic ratio of blue and white flowers in F2 generation is 3 : 1So, percentage of plants bearing white flowers in F2 generation = 1/4 x 100 = 25%

A pea plant with blue colour flower BB is cross-breed with a pea plant with white flower denoted by ww.
What will be the percentage of plants bearing white flower in F $_{2}$ generation, when the flowers of F $_{1}$ plants were selfed?

The cross can be represented as shown in the figure.
Phenotypic ratio of blue and white flowers in F2 generation is 3 : 1
So, percentage of plants bearing white flowers in F2 generation = 1/4 x 100 = 25%