Answer:
They all have a nucleus, vacuole, cel wall and membranes.
Explanation:
Microalgae, elodea, maple leaf and root hair have nucleus, vacuole, cell wall and membranes in common.
These structures have some specific roles they perform.
Tge nucleus help to regulate the activities of the cells of these plants.
Vacuole is an empty place in the cytoplasm that is responsible for storage, digestion e.t.c.
Cell wall is the structural layer that surrond the cell and it give rigidity to the cell and protect the cell.
Cell membrane separate the internal part of the cell from it's environment.
