Question

one important difference between nucleus and nucleoid​

Answer 1

Answer: I hope it may help u ^_^

Explanation: The most important difference between nucleus and nucleoid is -

Nucleus has a well defined structure while nucleoid is poorly constructed and lacks every membrane.

Answer 2

The nucleus is a membrane-bound organelle within the cytoplasm where the genome is housed in a eukaryote. The nucleoid region is just the spot in the cytoplasm of a prokaryotic cell where the genome happens to be hanging out -- the genome is not separated from the rest of the cytoplasm by any membrane.