Question

What color is E-Coli bacteria?

Answer 1

E. coli:

1. It is a gram-negative, facultative anaerobic bacillus commonly found in the lower intestine of warm-blooded organisms.
2. Escherichia coli is a lactose fermenter of coliform bacteria.
3. It forms a bluish-black colony with a greenish metallic hue.
4. E. coli colonies have a whitish, dry texture and a uniform growth pattern.
5. They lack pigment but change color when transformed with a plasmid.