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Question: Answered & Verified by Expert
In maize, a meiocyte has 20 chromosomes. What will be the number of chromosomes in its vegetative cell of pollen grain and nucellus cell of ovule respectively?
BiologySexual Reproduction in Flowering PlantsNEET
Options:
  • A 20, 40
  • B 20, 10
  • C 10, 20
  • D 40, 20
Solution:
2387 Upvotes Verified Answer
The correct answer is: 10, 20
Maize in an angiosperm. Meiocyte is a mother cell that undergoes meiosis to form spores in angiosperms. Meiocytes are diploid 2n. The vegetative cell of the pollen grain is haploid n while the nucellus cell of the ovule is diploid 2n. Thus their values will be 10 and 20 respectively

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