Abstract
In bacteria and certain other unicellular organisms, the entire genetic material exists in the form of a DNA ring. Such organisms are typically haploids and within the cell there exists no sharp demarcation between the nucleus and the cytoplasm. These organisms are called prokaryotes.
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Ohno, S. (1970). Chromosomes of Eukaryotes. In: Evolution by Gene Duplication. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-86659-3_4
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DOI: https://doi.org/10.1007/978-3-642-86659-3_4
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