The Gram-negative outer membrane (OM):
A) lipids contain long protein polymer extensions
B) is packed with porins
C) does not contain receptor proteins
D) promotes phagocytosis
E) lipids do not have any toxic effects in humans

Question

Quizplus · Accepted Answer

The Gram-negative OM is packed with porins, which are transmembrane proteins that form channels for the passage of molecules into and out of the bacterial cell. These porins play a crucial role in outer membrane permeability.

The Gram-Negative Outer Membrane (OM)