Answer:
It seems the question lacks some details. However, I inferred you want help on the cell membrane which is part of the living cell.
Explanation:
Note, the cell membrane plays the role of a warehouse of nutrients such as proteins and cholesterol.
Also, the cell membrane prevents harmful substances out of the cell and it helps in transportation of metabolic waste out of the cell.
Here are some the constituent parts found in the cell membrane that work to allow excretion of materials;
- Nucleus,
- Ribosomes,
- Cytoplasm,
- Reticulum
- Mitochondria
