Cell Cycle and ...

In order to enter cell cycle a cell must be stimulated from outside. What type of molecule provides this stimulation?

Which of the following best describes the DNA content and the number of chromosomes at the end of S and M phases of the cell cycle in mitosis, if the DNA content of the cell in the beginning of cell cycle ($$G1$$ phase) is considered as C and the number of chromosomes $$2N$$?

Meiotic division is not found in

In the $$24$$ hour average duration of the cell cycle of a human cell, cell division properly lasts for about?

During the pairing of chromosomes in meiosis, the ............... chromosomes come to lie side by side

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Which statement best explains the evolutionary advantage of meiosis?

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During prophase I of meiosis homologous chromosomes pair with each other to form bivalents A bivalent is an association of 

The given diagram shows a stage during mitotic division in an animal cell:
Identify the stage and characteristic feature of the phase.

In which phase of the cell cycle DNA doubles and chromosomes replicate?

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It is important that the centromere does not divide until the end of metaphase because it