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What are the characteristics of prokaryo...

What are the characteristics of prokaryotic cells?

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(i) These have primitive nucleus, called nucleoid, which lacks the nuclear membrane and nucleolus. Genetic material is formed of single and circular chromosome formed of dsDNA but not associated with histones. (ii) Cell wall is generally present and is formed of muramic acid. (iii) Membrane-bound cell organelles like ER, Golgi body, mitochondria, etc. are absent. (iv) Ribosomes are of 70S types. (v) Mitotic spindle is not formed during cells division. (vi) Cytoplasm does not show cyclosis.
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