Where is the centromere located on the chromosome, and what is its role? 1. It is not exactly at center, and it attaches to spindle fibers during cell division.
2. It is exactly at the center, and it attaches to spindle fibers during cell division.
3. It is exactly at the center and it is responsible for making the q-arm longer than the p-arm.
4. It is not exactly at the center, and it always makes the p-arm longer than the q-arm.