In a stage of mitosis, there is division of centromere. The chromosomes are drawn towards the respective poles. Chromosomes attain their characteristic shape. The stage of mitosis is

In Anaphase, due to increase in the length of polar fibers and decrease in the length of chromosomal spindle fibers, there is division of chromosomes at the centromere and each parental chromosome is divided into two daughter chromosomes. These daughter chromosomes are pulled towards respective poles and show their characteristic shape.