Before mitosis begins, a cell makes a copy of the dna in the nucleus. what term is used to describe this process of making an exact copy of the dna?

The process in which DNA make an exact  copy of itself as known as replication so D is the answer

Ichoose a as my answer

Writing, you can revisit previous parts of the lesson by returning to the course map. be sure to refer to the lab’s student guide, which you can find on the first page of the lab experiment activity