Are eukaryotic cells have a set of skeleton, including plant cells, which have cell walls as well. what does the set a skeleton in a plant cell do that the cell cannot ? a. it acts as a framework inside the endoplasmic reticulum and keeps it from collapsing. b. it keep the organelles in place and directs their movement as needed c. it provides energy and to move molecules throughout the cell. d. keeps the dna safely enclosed in the nucleus in holds the nucleus together.