The main differences between Bacteria and Archaea chromosomal DNA when compared to Eukarya chromosomal DNA,is that the Bacteria or Archaea chromosome usually:

A)is circular while Eukarya is linear.
B)is diploid while Eukarya is haploid.
C)consist of several chromosomes while Eukarya has a single chromosome.
D)contains the base uracil while Eukarya has thymine in place of uracil.
E)is found in a non-condensed form while Eukarya DNA is highly condensed and packaged.