They both have a cell wall, a vacuole, and chloroplast, smooth and rough ER, and much more.
They both have cell walls.They are both plant cells.
yes
chloroplasts contain chlorophyll which help to make the food for the plant (glucose). An onion is a bulb, it is food storage for the actual onion plant, it doesn't make its own food so doesn't need...
They both have a nucleus.