Question

In sweet pea plants the presence of dominant C and P genes is essential for development of purple colour. The ratio of plants producing flowers of different colours in the progeny of the cross Cc Pp x Cc pp will be [AFMC 1993]
A) 2 white and 6 purple coloured flowers
B) 2 purple and 6 white coloured flowers
C) 3 white and 5 purple coloured flowers
D) 3 purple and 5 white coloured flowers

Answer 1

In sweet pea plants the presence of dominant C and P genes is essential for development of purple colour. The ratio of plants producing flowers of different colours in the progeny of the cross Cc Pp x Cc pp will be 3 purple and 5 white coloured flowers