Fig. 2.
Diagram of the basic components of (A) prokaryotic cell structure, (B) gram negative bacteria, (C) gram positive bacteria and (D) mycobacteria.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.