Some bacteria are able to propel themselves through liquid by means of a structure called the
A) flagellum.
B) pilus.
C) cytoplasm.
D) cell wall.
E) peptidoglycan molecule.

Question

Quizplus · Accepted Answer

The flagellum is a long, whip-like structure that some bacteria use for motility or movement. The spinning motion of the flagellum propels the bacteria forward through liquid environments. Pili are structures used for attachment, cytoplasm is the inner contents of the cell, and the cell wall and peptidoglycan molecule provide structural support and protection to the cell.

Some Bacteria Are Able to Propel Themselves Through Liquid by Means