Question: How chromatids and centromeres are connected together? N.B: Which substance is responsible for the bonding of chromatids and centromeres. Don't Answer like this:Due to continuous dehydrat

Question: How chromatids and centromeres are connected together?

 N.B: Which substance is responsible for the bonding of chromatids and centromeres.

Don't Answer like this:Due to continuous dehydration nuclear chromatin condenses to form visible thread like structure, known as chromosome. Then each chromosome divides longitudinally into two chromatid. The sister chromatids are joined together at their centromere.