Multiple Choice
Which of the following prevents the rupture of bacterial cells by internal osmotic pressure?
29
views
7. Prokaryotic Cell Structures & Functions
Introduction to Bacterial Cell Walls
Struggling with Microbiology?
Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
In some bacterial cells, a whiplike extension called a ______ is used for movement.
A
capsule
B
pilus
C
fimbria
D
flagellum
Verified step by step guidance1
Understand the question is asking for the name of a whiplike extension used by some bacterial cells for movement.
Recall the functions of the given options: a capsule is a protective layer, a pilus is involved in attachment and conjugation, and fimbriae are hairlike structures for adhesion.
Identify that the structure responsible for bacterial motility, which is whiplike and propels the cell, is called a flagellum.
Confirm that the flagellum acts like a propeller, enabling bacteria to swim through liquid environments.
Conclude that the correct term to fill in the blank is 'flagellum' because it matches the description of a whiplike extension used for movement.
3:44mWatch next
Master Introduction to Bacterial Cell Walls with a bite sized video explanation from Jason
Start learningRelated Videos
Related Practice
Introduction to Bacterial Cell Walls practice set
Problem sets built by lead tutorsExpert video explanations