IDNLearn.com is your reliable source for expert answers and community insights. Find the answers you need quickly and accurately with help from our knowledgeable and experienced experts.
Answer:
Mitosis begins at prophase with the thickening and coiling of the chromosomes. The nucleolus, a rounded structure, shrinks and disappears. The end of prophase is marked by the beginning of the organization of a group of fibers to form a spindle and the disintegration of the nuclear membrane.