Answer:
Explanation:
As given;
A true breeding plant with purple flower: PP
A true breeding plant with white flower: Â pp
Cross between these parents = PPĂ— pp
Offspring are =Pp, Pp, Pp, Pp( all are heterozygous purple)
Now cross between this plant and recessive white flower (pp)
Pp Ă— pp
Offspring are: Pp, Pp, pp, pp
50% are white and 50 % are purple.