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प्रश्न
Mitosis results in producing two cells which are similar to each other. What would be the consequence if the following irregularities occur during mitosis?
Centromeres do not divide
उत्तर
If the division of centromeres does not take place, then one of the daughter cells will get a complete pair of chromosomes and another daughter cell will get none. This may result in trisomy. Trisomy is a type of an abnormal number of chromosomes, i.e. aneuploidy.
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संबंधित प्रश्न
Choose the correct option.
Chromosome number of a cell is almost doubled up during ______.
In S phase of the cell cycle ______.
Given an account of G0 phase.
Given an account of G0 phase
When cell has stalled DNA replication fork, which checkpoint should be predominantly activated?
The sequence of events in which a cell duplicates its genome, synthesises the other constituents of the cell and eventually divides into two daughter cells is called
Which of the following does not occur during cell division?
Cell lineage "all cells are derived from pre-existing cells" is the famous generalisation of ______.
Select the correct statement about G1 phase.
At what stage of cell cycle does DNA synthesis take place?
