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प्रश्न
Two key events take place, during S phase in animal cells, DNA replication and duplication of centriole. In which parts of the cell do events occur?
उत्तर
DNA replication occurs in the nucleus and centriole duplicates in the cytoplasm.
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संबंधित प्रश्न
Distinguish cytokinesis from karyokinesis.
What is G0 (quiescent phase) of cell cycle?
Most cytogenic activities occur during
Name the stage of mitosis in which chromosomes are arranged on the equator of spindle:
Mitosis is characterised by ______.
While examining the mitotic stage in a tissue, one finds some cells with 16 chromosomes and some with 32 chromosomes. What possible reasons could you assign to this difference in chromosome number. Do you think cells with 16 chromosomes could have arisen from cells with 32 chromosomes or vice versa?
Mitosis results in producing two cells which are similar to each other. What would be the consequence if the following irregularities occur during mitosis?
Duplication of DNA does not occur
Comment on the statement – Telophase is reverse of prophase.
Name the phase of the cell cycle at which the following event occurs:
Centromere splits and chromatids separate.
Name the phase of the cell cycle at which the following event occurs:
Pairing between homologous chromosomes takes place.
