Mitosis

IMPORTANT

Mitosis: Overview

This Topic covers sub-topics such as Mitosis, Metaphase, Cytokinesis, Prophase, Telophase, Anaphase, Significance of Mitosis, Syncytium, Karyokinesis, Cytokinesis in Plant Cell, Mitotic Spindle, Cytokinesis in Animal Cell and, Metaphase Plate

Important Questions on Mitosis

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Colchicine prevents the mitosis of cells at which of the following stage?

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Mitotic stages are not observed in

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Microtubule depolymerizing drug such as colchicine is expected to

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Mitosis is the process by which eukaryotic cells

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Mitosis occurs in

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Which of the following stage is affected by colchicine

Spindle apparatus is formed during which stage of mitosis

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By comparing mitosis and meiosis occurring in the same organism, which ONE of the following options is CORRECT regarding the DNA content per cell?

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Which ONE of the following sequences of events CORRECTLY represents mitosis?

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Anastral mitosis is the characteristic feature of

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A cell weighing 1mg grows to double its initial mass before dividing into two daughter cells of equal mass. Assuming no death, at the end of 100 divisions what will be the ratio of the mass of the entire population of these cells to that of the mass of the Earth? Assume that mass of the earth is 1024 kg and 210 is approximately equal to 1000.

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Assertion (A): Syncytium is the result of karyokinesis not followed by cytokinesis.

Reason (R):  In plant cell, middle lamella formation starts from centre and grows outwards of the cell and leads to cell wall formation.

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Colchicine checks _______________.

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The nuclear-cytoplasmic ratio is a ratio of the volume of the _____ of a cell to the size of the cytoplasm of that cell.

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During cleavage, nucleocytoplasmic ratio (nucleus/ cytoplasm) increases.

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Nucleocytoplasmic ratio restoration is conducted in

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What is high N C ratio?

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The syncytium acts as a _____ epithelium.

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Syncytia is formed by the fusion of adjacent cells with infected cells, leading to the development of enlarged multi-nucleate cells.

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In humans, syncytia can be found in the_____(skeletal muscles/ smooth muscles)

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What is the function of Syncytium?