Question

what are centrosomes​

Answer 1

Answer:

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Explanation:

An organelle near the nucleus of the cell which contains the centrioles in animal cells and from which the spindle fibres develop in cell division .

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Answer 2

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• The first description of Centrosome was given by van benden in 1880

• The term 'Centrosome' was coined by boveri in 1881

• It is found in cytoplasm near the nucleus in animal cell and certain lower plants, however, it is absent in seed plants, prokaryotes and amoeba.

• The radiating structure comprises, astral -rays, the centrosphere and two small bodies called diplosomes.

• The wall of each centriole has nine triplets of microtubules arranged in the circle.

• RNA and DNA have also been observed in them .

• They help in spindle formation during cell division of animal cell.