The Question is from neet-botany , and it was created by the author Mr. NARESH KUMAR K

Question

The main component of the bacterial cell wall is:

Mr. NARESH KUMAR K · Accepted Answer

## CORE INFORMATION
✓ **Answer**: C
## CONCEPT FRAMEWORK
 **Primary Concept**: Bacterial Cell Wall Structure
 **Related Topics**: Microbiology, Cell Biology, Gram-positive and Gram-negative bacteria
 **Prerequisites**: Basic understanding of prokaryotic cells and their components.
## SOLUTION PATHWAY
**Given Information**:
  The question asks for the main component of a bacterial cell wall.
**Method & Steps**:
 1. Identify the key components found in bacterial cell walls.
  Reasoning: Bacterial cell walls provide structural support and protection.  Different components are present in varying amounts depending on the bacterial species (Gram-positive vs. Gram-negative).
 2. Determine the most prevalent component.
  Working: Cellulose is found in plant cell walls. Chitin is found in fungal cell walls and exoskeletons of arthropods. Keratin is a protein found in animal cells. Peptidoglycan is a unique polymer found in most bacterial cell walls.
 3. Select the correct answer.
  Result: Peptidoglycan is the main component of the bacterial cell wall.
  Verification:  This is a well-established fact in microbiology.
 ## OPTION ANALYSIS
A :x: Cellulose is the main component of plant cell walls, not bacterial cell walls.
B :x: Chitin is the main component of fungal cell walls and insect exoskeletons.
C ✓: Peptidoglycan is a unique polymer found in most bacterial cell walls, providing structural support and rigidity.
D :x: Keratin is a structural protein found in animal cells, not bacteria.
 ## LEARNING AIDS
 **Common Mistakes**:
  1.Confusing bacterial cell walls with plant or fungal cell walls: Understanding the unique components of each cell type is crucial.
  2.Overlooking the importance of peptidoglycan: Peptidoglycan's role in bacterial cell wall structure is fundamental.
 **Quick Tips**:
  1.Remember the key structural polysaccharide for each cell type (cellulose for plants, chitin for fungi, peptidoglycan for bacteria).
  2.Associate peptidoglycan specifically with bacterial cell walls.

Mr. NARESH KUMAR K · Answer

Cellulose

Mr. NARESH KUMAR K · Answer

Chitin

Mr. NARESH KUMAR K · Answer

The correct Option is "Peptidoglycan"

Mr. NARESH KUMAR K · Answer

Keratin

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