The pollen grain of an angiosperm has 26 chromosomes. Calculate the number of chromosomes present in the zygote and endosperm of the plant.
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a
52 and 78 respectively.
b
26 and 78 respectively.
c
26 and 52 respectively.
d
78 and 52 respectively.
answer is A.
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Detailed Solution
The pollen grain of an angiosperm is haploid. The zygote is diploid and the endosperm is triploid. Therefore, n= 26Zygote (2n)= 26 x 2 = 52Endosperm (3n) = 26 x 3= 78.