GENERAL HISTOLOGY

EPITHELIUM

CILIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Prokaryotic cells’ flagella moves in a ____ motion
A
circular
B
wave-like
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Flagella propel the cell by spinning around their axis in a corkscrew motion. They move in response to a chemical concentration gradient, indicating a sensory feedback regulation system. This is the basis for bacterial chemotaxis.

Detailed explanation-2: -Prokaryotic (bacterial and archaeal) flagella run in a rotary movement, while eukaryotic flagella run in a bending movement. The prokaryotic flagellum uses a rotary motor, and the eukaryotic flagellum uses a complex sliding filament system.

Detailed explanation-3: -Eukaryotic flagella run in a bending movement. Prokaryotic flagella run in a rotary movement. It consists of tubulin proteins. It is made up of flagellin proteins.

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