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प्रश्न
A pistillate flower of a tetraploid angiosperm is pollinated by a pollen grain from a staminate flower of a diploid plant.
What would be the level of the ploidy in the endosperm of seeds thus formed?
संख्यात्मक
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उत्तर
Tetraploid pistillate flower (4n)
Pollen from a diploid plant (n)
Endosperm = (4n) + (n) = (5n)
The ploidy level of the endosperm in the seeds
formed is 5n (pentaploid)
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