Published by:
CGP EDU Academic Team
Published on: August 21, 2026
In snapdragon plants, flower colour shows incomplete dominance. If a cross is made between a white-flowered plant and a pink-flowered plant, and 500 offspring are produced, how many of them would have white-coloured flowers?
Text Solution
Verified by ExpertsThe correct answer is:
B
Cross: White 
Pink 
Parent 
gametes 
Parent 
gametes 
Now, Punnett sqaure:
R | r | |
r | Rr | rr |
Genotypes obtained:
pin 
k
rr (white) 
So, ratio = 1 pink : 1 white
Phenotypic ratio 
pink, 
white
For 500 offspring:
White (rr) 
of 
of 
,
Red 
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