How Does Its Size Compare To Dust Mites And Then To The E Coli Bacteria?

How Does Its Size Compare To Dust Mites And Then To The E Coli Bacteria? Escherichia coli is a typical gram-negative rod bacterium. Its dimensions are those of a cylinder 1.0-2.0 micrometers long, with radius about 0.5 micrometers. Another gram-negative rod, less metabolically independent than E. coli, is Hemophilus influenzae, which has half the length