Respuesta :

Gram-positive bacteria are easier to destroy because they have a single membrane and cell wall, whereas gram-negative bacteria have a cell membrane, a cell wall and an outer membrane, hence making the bacteria pretty much impenetrable. 

Answer:

Thicker.

Explanation:

Although there are more cell membranes, walls,etc, the CELL WALL of Gram-positiive bacteria itself is thicker than Gram negative bacteria.