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4.Principles of Inheritance and Variation
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A pink flowered Snapdragon plant was crossed with a red flowered Snapdragon plant. What type of phenotype/s is/are expected in the progeny?
A
Red flowered as well as pink flowered plants
B
Only pink flowered plants
C
Red, Pink as well as white flowered plants
D
Only red flowered plants
(NEET-2024)
Solution
Pink colour flower in snapdragon have genotype $R r$
| $R$ | $R$ | |
| $R$ | $RR$ | $RR$ |
| $r$ | $Rr$ | $Rr$ |
Phenotype
Red : Pink: White
$2$ $2$ $0$
Red flowered snapdragon have genotype $RR$ when they both are crossed
So the progeny that we get are red and pink flowered plants only
Standard 12
Biology
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