Botany-Cell Cycle Phases
NEET Botany Cell Cycle Phases MCQ Question
Type: MCQ-fact-Hard-Class 11
What is the primary event that marks the beginning of the metaphase during mitosis?
A
Disintegration of the nuclear envelope
B
Duplication of DNA
C
Chromosome condensation
D
Cytoplasmic growth
Correct Answer
Option A
Detailed Explanation
The start of the metaphase is marked by the complete disintegration of the nuclear envelope, allowing chromosomes to spread throughout the cytoplasm. This phase allows for the easy observation of the morphology of chromosomes under a microscope.
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