A cell at telophase stage is observed by a student in a plant brought from the field. He tells his teacher that this cell is not like other cells at telophase stage. There is no formation of cell plate and thus the cell is containing more number of chromosomes as compared to other dividing cells. This would result in:

  • Option 1)

    Aneuploidy

  • Option 2)

    Polyploidy

  • Option 3)

    Somaclonal variation

  • Option 4)

    Polyteny

 

Answers (1)

 

Euploidy -

Type of chromosomal numerical mutation due to gain or loss of one or more genomes

- wherein

2 types

  1. Hypoploidy
  2. polyploidy

 

 Polyploidy cells have a chromosome number that is more than double the haploid number.


Option 1)

Aneuploidy

This is incorrect option

Option 2)

Polyploidy

This is correct option

Option 3)

Somaclonal variation

This is incorrect option

Option 4)

Polyteny

This is incorrect option

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