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If a permanent cell re enters cell cycle it is ______________

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If a permanent cell re enters cell cycle it is ______________

(a) Differenciation

(b) Redifferenciation

(c) Dedifferenciation

(d) Apoptosis

I have been asked this question in exam.

The doubt is from Mitosis Stages Overview topic in portion Chromosomal Changes During Meiosis of Cytogenetics

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The correct answer is (c) Dedifferenciation

The explanation: While differenciation is the process by which a mitotic cell becomes permanent, dedifferenciation is the reverse. On the other hand re-differenciation is the differenciation of the de-diffenenciated cell.

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