What organelle must temporarily break apart so that the dna can divide up?

i don't know what the picture looks like but i can take a guess and say maybe basidiomycetes?

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.