Q. The DNA of E.coli is

 1866  174 AIPMTAIPMT 1998Biological Classification Report Error

Solution:

E. coli is a gram-negative, rod shaped, motile or nonmotile bacteria. E. coli contains a double stranded DNA as its genetic material. The DNA is not associated with any histone proteins so it is referred to as naked DNA. This DNA is circular with no free ends.