Q: What structure of a cell is enclosed by a membrane and contains most of the cell's dna? Read this paragraph and choose the correct option from the provided answers: Besides the four parts listed above, many cells also have a nucleus. The nucleus of a cell is a structure enclosed by a membrane that contains most of the cell's DNA. Cells are classified in two major groups based on whether or not they have a nucleus. The two groups are prokaryotic cells and eukaryotic cells. Choices: - vacuole - ribosome - epidermis - nucleus A:
A:
nucleus