The irregular dense area in a bacterial cell formed by a single circular double stranded DNA molecule is known as?October 4, 2021 Dua SoomroIn Biology McqsLeave a Comment on The irregular dense area in a bacterial cell formed by a single circular double stranded DNA molecule is known as? A. Mesosome B. Cyst C. Nucleoid D. Plasmid Answer Correct Answer: C. Nucleoid