Disease-causing bacteria often attach to cells they attack.The bacterial structures used to aid that attachment are
A) flagella.
B) fimbriae.
C) sex pili.
D) cilia.
E) capsule.

Question

Quizplus · Accepted Answer

Fimbriae are hair-like structures on the surface of bacteria that aid in attachment to cells. This is a common mechanism used by bacteria to initiate infection.

Answer: E 
 Capsules are protective structures surrounding some bacteria that function in attachment and immune evasion. Some bacterial species utilize a capsule to attach to cells and evade recognition by the host immune system.

Disease-Causing Bacteria Often Attach to Cells They Attack