If dominant C and P genes are essential for the development of purple colour in sweet pea flowers, what would be the ratio of white and purple colour in a cross between CcPp $\times$ CcPp.

15 : 1

No worries! We‘ve got your back. Try BYJU‘S free classes today!

13 : 3

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9 : 7

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

6 : 2

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C
9 : 7

Both C and P genes are essential for the development of purple colour in sweet pea flowers. Such genes are called complementary genes.

Suggest Corrections

Similar questions

Q. If dominant C and P genes are essential for the development of purple colour in sweet pea flowers, what would be the ratio of white and purple colour in a cross between CcPp and Ccpp?

Q. In sweet pea plants, the presence of dominant C and P genes is essential for the development of purple colour. The ratio of plants producing flowers of different colours in the progeny of the cross CcPp x Ccpp will be

Q. In sweet pea, genes C and P are necessary for colour in the flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp

\times

ccPP?

Q. In sweet peas, genes C and P are necessary for colour in flowers. The flowers are white in the absence of either or both the genes. What will be the percentage of coloured flowers in the offspring of the cross Ccpp x ccPp?

In the pea plant, purple colour of flower is dominant over white colour. Progeny obtained by crossing pure purple flowered plants with white flowered plants are self-pollinated. The resulting plants produced are:

Join BYJU'S Learning Program

If dominant C and P genes are essential for the development of purple colour in sweet pea flowers, what would be the ratio of white and purple colour in a cross between CcPp × CcPp.

The correct option is C 9 : 7 Both C and P genes are essential for the development of purple colour in sweet pea flowers. Such genes are called complementary genes.

If dominant C and P genes are essential for the development of purple colour in sweet pea flowers, what would be the ratio of white and purple colour in a cross between CcPp $\times$ CcPp.

The correct option is C
9 : 7

Both C and P genes are essential for the development of purple colour in sweet pea flowers. Such genes are called complementary genes.