Which structure is present in Chromosomes -

The structure present over chromosome is Or The structure of the chromosome to which spindle fibre is attached is

Which one is present on chromosome ?

Which one is present on chromosome ?

Name the proteins present in chromosome?

The active bead like structures are genetic centres present on the chromosomes during leptotene of Meiosis

Which of these structures has two sets of chromosomes in flowering plants ?

Which of the following structure is present in mitochondria?

Chromosome in which centromere is present in almost at the middle of chromosomes is known as:-