Answer:
I need an answer to but I'm probably gonna just type a random sentence
Explanation:
D: a nucleus
the prokaryote cell has no nucleus and for that matter no other membrane bound organelle
You could put salt-crystals outside during different times of the day when the temperature drops or rises.
A eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes. However, unlike prokaryotic cells, eukaryotic cells have a membrane-bound nucleus.
*Got this info from the internet*
A disturbance that happens repeatedly, as part of a cycle such as the classical economic cycle of boom, bust, revoery, boom, bust, recovery is your answer