What structures do microalgae elodea maple leaf and root hair have in common

They have a nucleus, vacuole, cell wall and membrane.

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..