Question

5.Geno type of a plant bearing purple flowers is PP and one with white flower is pp.when these

are crossed, a)What colour of the flowers you find in F1 progeny?

b) Give the percentage of white flowers if F1 plants are self pollinated.

c)Write the phenotypic and Genotypicratio.

d)Draw the flow chart of this cross.​

Answer 1

Answer:

a)Purple Colour

b)The percentage of white flowers is 25%

c)F1-1:1 and 1:1 respectively

F2-3:1 and 1:2:1 respectively

Explanation:

a)Purple is dominant allele over white

b)Out of Four, only one has White flowers(1 out of 4)

Answer 2

Answer:

(a): Purple

(b): 25% of white flowers if F1 plants are self

pollinated.

(c): The phenotypic ratio is 3 (yellow) : 1 (green)

The genotypic ratio is 1:2:1 (YY-1 , YJ-2 and

YY-1)

(d):