What is the significance of centrioles during mitotic cell division?

Centrioles play a crucial role during mitotic cell division by moving to the poles of the cell and assisting in the formation of the mitotic spindle. The spindle is essential for the proper segregation of chromosomes into the daughter cells. As the centrioles migrate to opposite ends of the cell, they lead to the organization of microtubules, which connect to the chromosomes at their centromeres. This connection ensures that when the cell divides, each new cell receives an accurate and equal set of chromosomes.

The other roles mentioned do not pertain to the function of centrioles during mitosis. DNA replication occurs during the S phase of the cell cycle before mitosis begins, which is unrelated to the activity of centrioles. While energy management is essential for all cellular processes, it is not the specific function of centrioles in mitosis. The formation of the nuclear membrane is regulated during the later stages of mitosis and involves different structures, such as the endoplasmic reticulum, rather than the centrioles. Thus, the movement of centrioles and their role in spindle formation is key to the accurate distribution of genetic material, making this the correct answer.