Develop an argument that analyzes the role of the cell
membrane in the excretion of materials by citing evidence
from classroom demonstration.

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;

lysosomes contain a variety of enzymes, enabling the cell to break down various biomolecules it engulfs, including peptides, nucleic acids, carbohydrates, and lipids (lysosomal lipase). the enzymes responsible for this hydrolysis require an acidic environment for optimal activity. hope i !

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.