Which letter indicates a cell structure that directly controls the movement of molecules into and out of the cell

I believe it is B which is the cell membrane

Explanation:

The cell membrane controls the flow of molecules in and out of the cell.

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 !