Explain how dna froms chromosomes in eukaryotic cells

DNA essentially forms into tightly condensed structures of itself and Histone proteins called chromosomes, after the cell cycle stage, after DNA Replication, this is S phase. Through interactions of the DNA and the proteins themselves and with other DNA from end to end upon many folding or compacting of DNA, producing structures of chromosomes in eukaryotic cells.

C. a mature ovule of a plant.