The Question is from neet-botany cell-biology , and it was created by the author K SURESH KUMAR

Question

In prokaryotes, respiratory enzymes are associated with the:

K SURESH KUMAR · Accepted Answer

## CORE INFORMATION
✓ **Answer**: C
## CONCEPT FRAMEWORK
 **Primary Concept**: Prokaryotic cell structure and function
 **Related Topics**: Cellular respiration, prokaryotic metabolism, plasma membrane
 **Prerequisites**: Basic understanding of prokaryotic cells and the location of cellular processes.
## SOLUTION PATHWAY
**Given Information**:
  The question asks about the location of respiratory enzymes in prokaryotes.
  Prokaryotes lack membrane-bound organelles like mitochondria.
**Method & Steps**:
 1. Identify the role of respiratory enzymes.
  Reasoning: Respiratory enzymes are crucial for cellular respiration, the process of generating energy (ATP) from nutrients.
  Formula/Rule: None directly applicable.
 2. Consider the lack of mitochondria in prokaryotes.
  Working: Since prokaryotes lack mitochondria (the site of respiration in eukaryotes), the respiratory enzymes must be located elsewhere in the cell.
  Key Point: Prokaryotes are simpler cells without internal membrane-bound compartments.
 3. Determine the location of respiratory enzymes in prokaryotes.
  Result: In prokaryotes, the plasma membrane serves as the location for electron transport chains and other respiratory enzymes.
  Verification: This is consistent with the understanding of prokaryotic cell structure and function.
 ## OPTION ANALYSIS
A :x: Ribosomes are involved in protein synthesis, not respiration.
B :x: The nucleoid is the region containing the prokaryotic DNA, not respiratory enzymes.
C ✓: The plasma membrane is the site of the electron transport chain and other respiratory enzymes in prokaryotes.
D :x: The cell wall provides structural support but is not directly involved in respiration.
 ## LEARNING AIDS
 **Common Mistakes**:
  1.Confusing prokaryotic and eukaryotic cell structures: Remember that prokaryotes lack membrane-bound organelles like mitochondria.
  2.Assuming the location of enzymes based on eukaryotic cells:  The location of metabolic processes differs between prokaryotes and eukaryotes.
 **Quick Tips**:
  1.Remember that the plasma membrane is the primary site of many metabolic processes in prokaryotes due to the lack of internal membranes.
  2.Visualize a simple prokaryotic cell to understand the relative positions of its components.

K SURESH KUMAR · Answer

Ribosomes

K SURESH KUMAR · Answer

Nucleoid

K SURESH KUMAR · Answer

The correct Option is "Plasma membrane"

K SURESH KUMAR · Answer

Cell wall

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