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Biotechnology : Principles and Processes
Question
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The structure of E. coli chromosomal DNA is

  • double- stranded, right handed and circular

  • single- stranded, right handed and circular

  • double- stranded, left handed and linea

  • double- stranded, left handed and circular

Answer

A.

double- stranded, right handed and circular

E. coli is a Gram negative rod-shaped bacteria that commonly found in animal faeces, lower intestines of mammal. E. coli has only one circular chromosome and the DNA is doubled stranded, right handed.

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