Answer:
They have a nucleus, vacuole, cell wall and membrane.
Step-by-step explanation:
microalgae elodea maple leaf and root hair are eukaryoti organisms and they have nucleus, cell wall and membrane in common and these structures perform different functions.
Nucleus is a membrane bound organelles that contain the DNA or genetic material . It is majorly found in eukaryotic organisms.
Vacuole is a membrane bound organelles that function in digestion, ingestion, excretion of waste and storage.
Cell wall is a structure that give shape, support and protection to cells.
Membrane is a structure that separate the internal of the cell from it outside environment and it give protection to the cell..