Biology

The correct answer is: B.Centrosome

During metaphase, the centrosome plays a crucial role in organizing and anchoring the spindle fibers. The centrosome contains centrioles (in animal cells) and acts as the main microtubule organizing center (MTOC). The spindle fibers emanate from the centrosomes and attach to the kinetochores on the chromosomes. These fibers help align the chromosomes at the metaphase plate.

Here’s why the other options are incorrect:

A.Nucleolus: The nucleolus is involved in the production of ribosomal RNA...