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Which one of the following pairs of plant structures has a haploid number of chromosomes?

  1. A
    Egg nucleus and secondary nucleus
  2. B
    Megaspore mother cell and antipodal cells
  3. C
    Egg cell and antipodal cells
  4. D
    Nucellus and antipodal cells

Solution & Step-by-step Explanation

The egg cell and antipodal cells are both components of the female gametophyte (embryo sac), which is a haploid () structure. The secondary nucleus is , and the nucellus/megaspore mother cell are sporophytic tissues.

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Which one of the following pairs of plant structures has a haploid number of chromosomes?
A
Egg nucleus and secondary nucleus
B
Megaspore mother cell and antipodal cells
C
Egg cell and antipodal cells
D
Nucellus and antipodal cells

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Sexual Reproduction in Flowering PlantsEmbryo SacPloidy

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