Which of the following is not a structure found in prokaryotic cells?Group of answer choicesPiliAxial filamentFlagellaPeritrichous flagellaCilia

Step 1: Break Down the Problem

To determine which structure is not found in prokaryotic cells, we need to analyze each option provided.

Step 2: Relevant Concepts

1. Pili: Hair-like structures on the surface of bacteria used for attachment and gene transfer.
2. Axial Filament: A unique structure found in some spirochete bacteria, allowing for movement.
3. Flagella: Tail-like structures used for locomotion, common in many prokaryotes.
4. Peritrichous Flagella: A type of flagella distribution where flagella are found all over the bacterial surface.
5. Cilia: Hair-like structures that are primarily found in eukaryotic cells for movement and feeding.

Step 3: Analysis and Detail

• Pili, Axial filament, Flagella, and Peritrichous flagella are all found in prokaryotic cells and serve various functions related to movement and attachment.
• Cilia, on the other hand, are a characteristic feature of eukaryotic cells and are not found in prokaryotic cells.

Step 4: Verify and Summarize

After reviewing the characteristics of each structure, it is confirmed that cilia are not present in prokaryotic cells.

Final Answer

Cilia is not a structure found in prokaryotic cells.