The Question is from neet-botany cell-cycle-and-cell-division , and it was created by the author D VINOD

Question

Which of the following is NOT a characteristic feature observed during amitosis?

D VINOD · Accepted Answer

## CORE INFORMATION
✓ **Answer**: C
## CONCEPT FRAMEWORK
	**Primary Concept**: Amitosis (Direct Cell Division)
	**Related Topics**: Mitosis, Meiosis, Cell Cycle, Binary Fission
	**Prerequisites**: Basic understanding of cell division processes.
## SOLUTION PATHWAY
**Given Information**:
	Characteristics of amitosis are being evaluated.
**Method & Steps**:
	1. **Define Amitosis**: Amitosis is a simple form of cell division that occurs without the complex chromosome movements seen in mitosis. It involves direct division of the nucleus and cytoplasm without the formation of a spindle apparatus or distinct chromosomes.
	Reasoning: This distinguishes it fundamentally from mitosis and meiosis.
	2. **Analyze Options based on the definition of Amitosis**:
	Working: Amitosis involves division of the nucleus and cytoplasm. The nucleolus may also divide. However, chromosomes do not condense and become visible as they do in mitosis. 
	Key Point: The absence of visible chromosomes is a key distinguishing feature of amitosis.
	3. **Identify the incorrect characteristic**:
	Result: 'Appearance of chromosomes' is not observed in amitosis.
	Verification: This aligns with the definition of amitosis as a direct division without chromosome condensation.
## OPTION ANALYSIS
[A] :x: Division of cytoplasm: This is a characteristic of amitosis. The cytoplasm directly divides, typically following nuclear constriction.
[B] :x: Constriction of the nucleus: This is a characteristic of amitosis. The nucleus constricts or pinches in, ultimately dividing into two.
[C] ✓: Appearance of chromosomes: This is NOT a characteristic of amitosis. Chromosomes do not condense and become visible during this process. This is the correct answer.
[D] :x: Division of the nucleolus (sometimes): This can occur during amitosis. While not always observed, the nucleolus can divide directly along with the nucleus.
## LEARNING AIDS
	**Common Mistakes**:
		1. Confusing amitosis with mitosis: Amitosis lacks the complex stages and structures (like spindle fibers) of mitosis.
		2. Assuming all cell division involves chromosomes: Amitosis is an exception.
	**Quick Tips**:
		1. Remember 'A' in Amitosis for 'Absence' of visible chromosomes.
		2. Visualize amitosis as a simple pinching or splitting of the nucleus and cytoplasm.

D VINOD · Answer

Division of cytoplasm

D VINOD · Answer

Constriction of the nucleus

D VINOD · Answer

The correct Option is "Appearance of chromosomes"

D VINOD · Answer

Division of the nucleolus (sometimes)

NEET Botany Cell Cycle and Cell Division MCQs

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