A pea plant with blue colour flower denoted by BB is cross-breed with a pea plant with white flower denoted by ww.
(a) What is the expected colour of the flowers in their ${\mathrm{F}}_1$ progeny ?
(b) What will be the percentage of plants bearing white flower in ${\mathit{F}}_2$ generation, when the flowers of ${\mathit{F}}_1$ plants were selfed?
(c) State the expected ratio of the genotype $\mathit{B}\mathit{B}$ and $\mathit{B}\mathit{w}$ in the ${\mathit{F}}_2$ progeny.