Q. 45.0( 2 Votes )

Given below is a

Answer :

(a) It represents the late prophase stage because

(i) the nucleolus disappears and nuclear starts disappearing.


(ii) Chromosome has been duplicated to form two chromatids.


(iii) Aster rays radiate from centrioles.


(b) The cell organelle that forms the ‘aster’ is centrosome.


(c) 1 – Centromere 2 - Chromatids 3 – Spindle fiber


(d) The stage that follows late prophase is metaphase. The features of this stage are as follows:


(i) Chromosomes line up at the equator (center) forming equatorial or metaphase plate.


(ii) Chromosome are attached to spindle fibers at the centromere region.


(e) Differences between mitosis and meiosis:



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