The centromere or primary constriction of the cromosome contains ring of protein that are intimately associated with a spindle fibre. These ring are called

The centromere or primary constriction of the chromosome contains rings of protein that are intimately associated with a spindle fibre. These rings are called :

Silk fibre contains protein

Silk fibre contains protein

Silk fibre contains protein

Silk fibre contains protein

Silk fibre contains protein

The protein for spindle fibre is

The part of chromosome at primary constriction area is called

The part of chromosome at primary constriction area is called