Prokaryotic cell DNA is a single molecule, found free in the cytoplasm; additional DNA is found on one or more rings called plasmids.

6 In eukaryotic cells, transcription and translation are not coupled. Transcription occurs in the nucleus, producing mRNA. The mRNA then exits the nucleus, and translation occurs in the cell’s ...

In eukaryotic cells, the membrane that surrounds the nucleus ... which is located in the cytoplasm. Tiny pores in the nuclear envelope, called nuclear pores, then selectively permit certain ...